398237138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{15271}}^1$

素因数の和:15362

約数の個数: 32

約数和(自身を含む): 692737920

約数和(自身を除く): 294500782

約数列:

[1, 2, 13, 17, 26, 34, 59, 118, 221, 442, 767, 1003, 1534, 2006, 13039, 15271, 26078, 30542, 198523, 259607, 397046, 519214, 900989, 1801978, 3374891, 6749782, 11712857, 15316813, 23425714, 30633626, 199118569, 398237138]

約数ペア:

[(1, 398237138), (2, 199118569), (13, 30633626), (17, 23425714), (26, 15316813), (34, 11712857), (59, 6749782), (118, 3374891), (221, 1801978), (442, 900989), (767, 519214), (1003, 397046), (1534, 259607), (2006, 198523), (13039, 30542), (15271, 26078)]