213881710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{98563}}^1$

素因数の和:98608

約数の個数: 32

約数和(自身を含む): 454182912

約数和(自身を除く): 240301202

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 98563, 197126, 492815, 689941, 985630, 1379882, 3055453, 3449705, 6110906, 6899410, 15277265, 21388171, 30554530, 42776342, 106940855, 213881710]

約数ペア:

[(1, 213881710), (2, 106940855), (5, 42776342), (7, 30554530), (10, 21388171), (14, 15277265), (31, 6899410), (35, 6110906), (62, 3449705), (70, 3055453), (155, 1379882), (217, 985630), (310, 689941), (434, 492815), (1085, 197126), (2170, 98563)]