258515544

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{21673}}^1$

素因数の和:21760

約数の個数: 64

約数和(自身を含む): 749053440

約数和(自身を除く): 490537896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2982, 3976, 5964, 11928, 21673, 43346, 65019, 86692, 130038, 151711, 173384, 260076, 303422, 455133, 520152, 606844, 910266, 1213688, 1538783, 1820532, 3077566, 3641064, 4616349, 6155132, 9232698, 10771481, 12310264, 18465396, 21542962, 32314443, 36930792, 43085924, 64628886, 86171848, 129257772, 258515544]

約数ペア:

[(1, 258515544), (2, 129257772), (3, 86171848), (4, 64628886), (6, 43085924), (7, 36930792), (8, 32314443), (12, 21542962), (14, 18465396), (21, 12310264), (24, 10771481), (28, 9232698), (42, 6155132), (56, 4616349), (71, 3641064), (84, 3077566), (142, 1820532), (168, 1538783), (213, 1213688), (284, 910266), (426, 606844), (497, 520152), (568, 455133), (852, 303422), (994, 260076), (1491, 173384), (1704, 151711), (1988, 130038), (2982, 86692), (3976, 65019), (5964, 43346), (11928, 21673)]