68398965

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{17471}}^1$

素因数の和:17514

約数の個数: 32

約数和(自身を含む): 125798400

約数和(自身を除く): 57399435

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 17471, 52413, 87355, 157239, 262065, 471717, 506659, 786195, 1519977, 2358585, 2533295, 4559931, 7599885, 13679793, 22799655, 68398965]

約数ペア:

[(1, 68398965), (3, 22799655), (5, 13679793), (9, 7599885), (15, 4559931), (27, 2533295), (29, 2358585), (45, 1519977), (87, 786195), (135, 506659), (145, 471717), (261, 262065), (435, 157239), (783, 87355), (1305, 52413), (3915, 17471)]