438905688

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1973}}^1$

素因数の和:2049

約数の個数: 128

約数和(自身を含む): 1273466880

約数和(自身を除く): 834561192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 31, 39, 46, 52, 62, 69, 78, 92, 93, 104, 124, 138, 156, 184, 186, 248, 276, 299, 312, 372, 403, 552, 598, 713, 744, 806, 897, 1196, 1209, 1426, 1612, 1794, 1973, 2139, 2392, 2418, 2852, 3224, 3588, 3946, 4278, 4836, 5704, 5919, 7176, 7892, 8556, 9269, 9672, 11838, 15784, 17112, 18538, 23676, 25649, 27807, 37076, 45379, 47352, 51298, 55614, 61163, 74152, 76947, 90758, 102596, 111228, 122326, 136137, 153894, 181516, 183489, 205192, 222456, 244652, 272274, 307788, 363032, 366978, 489304, 544548, 589927, 615576, 733956, 795119, 1089096, 1179854, 1406749, 1467912, 1590238, 1769781, 2359708, 2385357, 2813498, 3180476, 3539562, 4220247, 4719416, 4770714, 5626996, 6360952, 7079124, 8440494, 9541428, 11253992, 14158248, 16880988, 18287737, 19082856, 33761976, 36575474, 54863211, 73150948, 109726422, 146301896, 219452844, 438905688]

約数ペア:

[(1, 438905688), (2, 219452844), (3, 146301896), (4, 109726422), (6, 73150948), (8, 54863211), (12, 36575474), (13, 33761976), (23, 19082856), (24, 18287737), (26, 16880988), (31, 14158248), (39, 11253992), (46, 9541428), (52, 8440494), (62, 7079124), (69, 6360952), (78, 5626996), (92, 4770714), (93, 4719416), (104, 4220247), (124, 3539562), (138, 3180476), (156, 2813498), (184, 2385357), (186, 2359708), (248, 1769781), (276, 1590238), (299, 1467912), (312, 1406749), (372, 1179854), (403, 1089096), (552, 795119), (598, 733956), (713, 615576), (744, 589927), (806, 544548), (897, 489304), (1196, 366978), (1209, 363032), (1426, 307788), (1612, 272274), (1794, 244652), (1973, 222456), (2139, 205192), (2392, 183489), (2418, 181516), (2852, 153894), (3224, 136137), (3588, 122326), (3946, 111228), (4278, 102596), (4836, 90758), (5704, 76947), (5919, 74152), (7176, 61163), (7892, 55614), (8556, 51298), (9269, 47352), (9672, 45379), (11838, 37076), (15784, 27807), (17112, 25649), (18538, 23676)]