15877888

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{367}}^1$

素因数の和:409

約数の個数: 54

約数和(自身を含む): 34412784

約数和(自身を除く): 18534896

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 367, 416, 676, 734, 832, 1352, 1468, 1664, 2704, 2936, 3328, 4771, 5408, 5872, 9542, 10816, 11744, 19084, 21632, 23488, 38168, 43264, 46976, 62023, 76336, 93952, 124046, 152672, 248092, 305344, 496184, 610688, 992368, 1221376, 1984736, 3969472, 7938944, 15877888]

約数ペア:

[(1, 15877888), (2, 7938944), (4, 3969472), (8, 1984736), (13, 1221376), (16, 992368), (26, 610688), (32, 496184), (52, 305344), (64, 248092), (104, 152672), (128, 124046), (169, 93952), (208, 76336), (256, 62023), (338, 46976), (367, 43264), (416, 38168), (676, 23488), (734, 21632), (832, 19084), (1352, 11744), (1468, 10816), (1664, 9542), (2704, 5872), (2936, 5408), (3328, 4771)]