28618112

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 59927040

約数和(自身を除く): 31308928

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 67, 71, 94, 128, 134, 142, 188, 268, 284, 376, 536, 568, 752, 1072, 1136, 1504, 2144, 2272, 3008, 3149, 3337, 4288, 4544, 4757, 6016, 6298, 6674, 8576, 9088, 9514, 12596, 13348, 19028, 25192, 26696, 38056, 50384, 53392, 76112, 100768, 106784, 152224, 201536, 213568, 223579, 304448, 403072, 427136, 447158, 608896, 894316, 1788632, 3577264, 7154528, 14309056, 28618112]

約数ペア:

[(1, 28618112), (2, 14309056), (4, 7154528), (8, 3577264), (16, 1788632), (32, 894316), (47, 608896), (64, 447158), (67, 427136), (71, 403072), (94, 304448), (128, 223579), (134, 213568), (142, 201536), (188, 152224), (268, 106784), (284, 100768), (376, 76112), (536, 53392), (568, 50384), (752, 38056), (1072, 26696), (1136, 25192), (1504, 19028), (2144, 13348), (2272, 12596), (3008, 9514), (3149, 9088), (3337, 8576), (4288, 6674), (4544, 6298), (4757, 6016)]