640114842

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{6449}}^1$

素因数の和:6758

約数の個数: 32

約数和(自身を含む): 1304035200

約数和(自身を除く): 663920358

約数列:

[1, 2, 3, 6, 71, 142, 213, 233, 426, 466, 699, 1398, 6449, 12898, 16543, 19347, 33086, 38694, 49629, 99258, 457879, 915758, 1373637, 1502617, 2747274, 3005234, 4507851, 9015702, 106685807, 213371614, 320057421, 640114842]

約数ペア:

[(1, 640114842), (2, 320057421), (3, 213371614), (6, 106685807), (71, 9015702), (142, 4507851), (213, 3005234), (233, 2747274), (426, 1502617), (466, 1373637), (699, 915758), (1398, 457879), (6449, 99258), (12898, 49629), (16543, 38694), (19347, 33086)]