258597906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{571}}^1$

素因数の和:887

約数の個数: 64

約数和(自身を含む): 608864256

約数和(自身を除く): 350266350

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 263, 287, 526, 571, 574, 789, 861, 1142, 1578, 1713, 1722, 1841, 3426, 3682, 3997, 5523, 7994, 10783, 11046, 11991, 21566, 23411, 23982, 32349, 46822, 64698, 70233, 75481, 140466, 150173, 150962, 163877, 226443, 300346, 327754, 450519, 452886, 491631, 901038, 983262, 1051211, 2102422, 3153633, 6157093, 6307266, 12314186, 18471279, 36942558, 43099651, 86199302, 129298953, 258597906]

約数ペア:

[(1, 258597906), (2, 129298953), (3, 86199302), (6, 43099651), (7, 36942558), (14, 18471279), (21, 12314186), (41, 6307266), (42, 6157093), (82, 3153633), (123, 2102422), (246, 1051211), (263, 983262), (287, 901038), (526, 491631), (571, 452886), (574, 450519), (789, 327754), (861, 300346), (1142, 226443), (1578, 163877), (1713, 150962), (1722, 150173), (1841, 140466), (3426, 75481), (3682, 70233), (3997, 64698), (5523, 46822), (7994, 32349), (10783, 23982), (11046, 23411), (11991, 21566)]