1661512216

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:569

約数の個数: 128

約数和(自身を含む): 3948134400

約数和(自身を除く): 2286622184

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 59, 91, 101, 104, 118, 182, 202, 236, 364, 383, 404, 413, 472, 707, 728, 766, 767, 808, 826, 1313, 1414, 1532, 1534, 1652, 2626, 2681, 2828, 3064, 3068, 3304, 4979, 5252, 5362, 5369, 5656, 5959, 6136, 9191, 9958, 10504, 10724, 10738, 11918, 18382, 19916, 21448, 21476, 22597, 23836, 34853, 36764, 38683, 39832, 41713, 42952, 45194, 47672, 69706, 73528, 77366, 77467, 83426, 90388, 139412, 154732, 154934, 158179, 166852, 180776, 270781, 278824, 293761, 309464, 309868, 316358, 333704, 502879, 541562, 542269, 587522, 619736, 632716, 1005758, 1083124, 1084538, 1175044, 1265432, 2011516, 2056327, 2166248, 2169076, 2282297, 2350088, 3520153, 4023032, 4112654, 4338152, 4564594, 7040306, 8225308, 9129188, 14080612, 15976079, 16450616, 18258376, 28161224, 29669861, 31952158, 59339722, 63904316, 118679444, 127808632, 207689027, 237358888, 415378054, 830756108, 1661512216]

約数ペア:

[(1, 1661512216), (2, 830756108), (4, 415378054), (7, 237358888), (8, 207689027), (13, 127808632), (14, 118679444), (26, 63904316), (28, 59339722), (52, 31952158), (56, 29669861), (59, 28161224), (91, 18258376), (101, 16450616), (104, 15976079), (118, 14080612), (182, 9129188), (202, 8225308), (236, 7040306), (364, 4564594), (383, 4338152), (404, 4112654), (413, 4023032), (472, 3520153), (707, 2350088), (728, 2282297), (766, 2169076), (767, 2166248), (808, 2056327), (826, 2011516), (1313, 1265432), (1414, 1175044), (1532, 1084538), (1534, 1083124), (1652, 1005758), (2626, 632716), (2681, 619736), (2828, 587522), (3064, 542269), (3068, 541562), (3304, 502879), (4979, 333704), (5252, 316358), (5362, 309868), (5369, 309464), (5656, 293761), (5959, 278824), (6136, 270781), (9191, 180776), (9958, 166852), (10504, 158179), (10724, 154934), (10738, 154732), (11918, 139412), (18382, 90388), (19916, 83426), (21448, 77467), (21476, 77366), (22597, 73528), (23836, 69706), (34853, 47672), (36764, 45194), (38683, 42952), (39832, 41713)]