65570421

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1607}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 104970240

約数和(自身を除く): 39399819

約数列:

[1, 3, 7, 21, 29, 67, 87, 201, 203, 469, 609, 1407, 1607, 1943, 4821, 5829, 11249, 13601, 33747, 40803, 46603, 107669, 139809, 323007, 326221, 753683, 978663, 2261049, 3122401, 9367203, 21856807, 65570421]

約数ペア:

[(1, 65570421), (3, 21856807), (7, 9367203), (21, 3122401), (29, 2261049), (67, 978663), (87, 753683), (201, 326221), (203, 323007), (469, 139809), (609, 107669), (1407, 46603), (1607, 40803), (1943, 33747), (4821, 13601), (5829, 11249)]