207980631

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{7283}}^1$

素因数の和:7475

約数の個数: 24

約数和(自身を含む): 318165120

約数和(自身を除く): 110184489

約数列:

[1, 3, 9, 19, 57, 167, 171, 501, 1503, 3173, 7283, 9519, 21849, 28557, 65547, 138377, 415131, 1216261, 1245393, 3648783, 10946349, 23108959, 69326877, 207980631]

約数ペア:

[(1, 207980631), (3, 69326877), (9, 23108959), (19, 10946349), (57, 3648783), (167, 1245393), (171, 1216261), (501, 415131), (1503, 138377), (3173, 65547), (7283, 28557), (9519, 21849)]