290863734

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{187171}}^1$

素因数の和:187220

約数の個数: 32

約数和(自身を含む): 682803456

約数和(自身を除く): 391939722

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 187171, 374342, 561513, 1123026, 1310197, 2620394, 3930591, 6925327, 7861182, 13850654, 20775981, 41551962, 48477289, 96954578, 145431867, 290863734]

約数ペア:

[(1, 290863734), (2, 145431867), (3, 96954578), (6, 48477289), (7, 41551962), (14, 20775981), (21, 13850654), (37, 7861182), (42, 6925327), (74, 3930591), (111, 2620394), (222, 1310197), (259, 1123026), (518, 561513), (777, 374342), (1554, 187171)]