67489779

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2393}}^1$

素因数の和:2499

約数の個数: 32

約数和(自身を含む): 110315520

約数和(自身を除く): 42825741

約数列:

[1, 3, 7, 17, 21, 51, 79, 119, 237, 357, 553, 1343, 1659, 2393, 4029, 7179, 9401, 16751, 28203, 40681, 50253, 122043, 189047, 284767, 567141, 854301, 1323329, 3213799, 3969987, 9641397, 22496593, 67489779]

約数ペア:

[(1, 67489779), (3, 22496593), (7, 9641397), (17, 3969987), (21, 3213799), (51, 1323329), (79, 854301), (119, 567141), (237, 284767), (357, 189047), (553, 122043), (1343, 50253), (1659, 40681), (2393, 28203), (4029, 16751), (7179, 9401)]