1258741421

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{70991}}^1$

素因数の和:71164

約数の個数: 16

約数和(自身を含む): 1533427200

約数和(自身を除く): 274685779

約数列:

[1, 7, 17, 119, 149, 1043, 2533, 17731, 70991, 496937, 1206847, 8447929, 10577659, 74043613, 179820203, 1258741421]

約数ペア:

[(1, 1258741421), (7, 179820203), (17, 74043613), (119, 10577659), (149, 8447929), (1043, 1206847), (2533, 496937), (17731, 70991)]