28475776

素因数分解:

$2^7\times 7^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:603

約数の個数: 64

約数和(自身を含む): 66022560

約数和(自身を除く): 37546784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 128, 224, 244, 427, 448, 488, 521, 854, 896, 976, 1042, 1708, 1952, 2084, 3416, 3647, 3904, 4168, 6832, 7294, 7808, 8336, 13664, 14588, 16672, 27328, 29176, 31781, 33344, 54656, 58352, 63562, 66688, 116704, 127124, 222467, 233408, 254248, 444934, 466816, 508496, 889868, 1016992, 1779736, 2033984, 3559472, 4067968, 7118944, 14237888, 28475776]

約数ペア:

[(1, 28475776), (2, 14237888), (4, 7118944), (7, 4067968), (8, 3559472), (14, 2033984), (16, 1779736), (28, 1016992), (32, 889868), (56, 508496), (61, 466816), (64, 444934), (112, 254248), (122, 233408), (128, 222467), (224, 127124), (244, 116704), (427, 66688), (448, 63562), (488, 58352), (521, 54656), (854, 33344), (896, 31781), (976, 29176), (1042, 27328), (1708, 16672), (1952, 14588), (2084, 13664), (3416, 8336), (3647, 7808), (3904, 7294), (4168, 6832)]