40517757

素因数分解:

$3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1163}}^1$

素因数の和:1262

約数の個数: 36

約数和(自身を含む): 69001920

約数和(自身を除く): 28484163

約数列:

[1, 3, 7, 9, 21, 49, 63, 79, 147, 237, 441, 553, 711, 1163, 1659, 3489, 3871, 4977, 8141, 10467, 11613, 24423, 34839, 56987, 73269, 91877, 170961, 275631, 512883, 643139, 826893, 1929417, 4501973, 5788251, 13505919, 40517757]

約数ペア:

[(1, 40517757), (3, 13505919), (7, 5788251), (9, 4501973), (21, 1929417), (49, 826893), (63, 643139), (79, 512883), (147, 275631), (237, 170961), (441, 91877), (553, 73269), (711, 56987), (1163, 34839), (1659, 24423), (3489, 11613), (3871, 10467), (4977, 8141)]