628402012

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{1531}}^1$

素因数の和:1786

約数の個数: 48

約数和(自身を含む): 1278643968

約数和(自身を除く): 650241956

約数列:

[1, 2, 4, 7, 14, 28, 107, 137, 214, 274, 428, 548, 749, 959, 1498, 1531, 1918, 2996, 3062, 3836, 6124, 10717, 14659, 21434, 29318, 42868, 58636, 102613, 163817, 205226, 209747, 327634, 410452, 419494, 655268, 838988, 1146719, 1468229, 2293438, 2936458, 4586876, 5872916, 22442929, 44885858, 89771716, 157100503, 314201006, 628402012]

約数ペア:

[(1, 628402012), (2, 314201006), (4, 157100503), (7, 89771716), (14, 44885858), (28, 22442929), (107, 5872916), (137, 4586876), (214, 2936458), (274, 2293438), (428, 1468229), (548, 1146719), (749, 838988), (959, 655268), (1498, 419494), (1531, 410452), (1918, 327634), (2996, 209747), (3062, 205226), (3836, 163817), (6124, 102613), (10717, 58636), (14659, 42868), (21434, 29318)]