398227674

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1049}}^1$

素因数の和:1255

約数の個数: 64

約数和(自身を含む): 891878400

約数和(自身を除く): 493650726

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 157, 186, 314, 403, 471, 806, 942, 1049, 1209, 2041, 2098, 2418, 3147, 4082, 4867, 6123, 6294, 9734, 12246, 13637, 14601, 27274, 29202, 32519, 40911, 63271, 65038, 81822, 97557, 126542, 164693, 189813, 195114, 329386, 379626, 422747, 494079, 845494, 988158, 1268241, 2141009, 2536482, 4282018, 5105483, 6423027, 10210966, 12846054, 15316449, 30632898, 66371279, 132742558, 199113837, 398227674]

約数ペア:

[(1, 398227674), (2, 199113837), (3, 132742558), (6, 66371279), (13, 30632898), (26, 15316449), (31, 12846054), (39, 10210966), (62, 6423027), (78, 5105483), (93, 4282018), (157, 2536482), (186, 2141009), (314, 1268241), (403, 988158), (471, 845494), (806, 494079), (942, 422747), (1049, 379626), (1209, 329386), (2041, 195114), (2098, 189813), (2418, 164693), (3147, 126542), (4082, 97557), (4867, 81822), (6123, 65038), (6294, 63271), (9734, 40911), (12246, 32519), (13637, 29202), (14601, 27274)]