28343744

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:218

約数の個数: 112

約数和(自身を含む): 69982080

約数和(自身を除く): 41638336

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 32, 38, 44, 52, 64, 76, 88, 104, 143, 152, 163, 176, 208, 209, 247, 286, 304, 326, 352, 416, 418, 494, 572, 608, 652, 704, 832, 836, 988, 1144, 1216, 1304, 1672, 1793, 1976, 2119, 2288, 2608, 2717, 3097, 3344, 3586, 3952, 4238, 4576, 5216, 5434, 6194, 6688, 7172, 7904, 8476, 9152, 10432, 10868, 12388, 13376, 14344, 15808, 16952, 21736, 23309, 24776, 28688, 33904, 34067, 40261, 43472, 46618, 49552, 57376, 67808, 68134, 80522, 86944, 93236, 99104, 114752, 135616, 136268, 161044, 173888, 186472, 198208, 272536, 322088, 372944, 442871, 545072, 644176, 745888, 885742, 1090144, 1288352, 1491776, 1771484, 2180288, 2576704, 3542968, 7085936, 14171872, 28343744]

約数ペア:

[(1, 28343744), (2, 14171872), (4, 7085936), (8, 3542968), (11, 2576704), (13, 2180288), (16, 1771484), (19, 1491776), (22, 1288352), (26, 1090144), (32, 885742), (38, 745888), (44, 644176), (52, 545072), (64, 442871), (76, 372944), (88, 322088), (104, 272536), (143, 198208), (152, 186472), (163, 173888), (176, 161044), (208, 136268), (209, 135616), (247, 114752), (286, 99104), (304, 93236), (326, 86944), (352, 80522), (416, 68134), (418, 67808), (494, 57376), (572, 49552), (608, 46618), (652, 43472), (704, 40261), (832, 34067), (836, 33904), (988, 28688), (1144, 24776), (1216, 23309), (1304, 21736), (1672, 16952), (1793, 15808), (1976, 14344), (2119, 13376), (2288, 12388), (2608, 10868), (2717, 10432), (3097, 9152), (3344, 8476), (3586, 7904), (3952, 7172), (4238, 6688), (4576, 6194), (5216, 5434)]