40665345

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{907}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 77012928

約数和(自身を除く): 36347583

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 61, 105, 147, 183, 245, 305, 427, 735, 907, 915, 1281, 2135, 2721, 2989, 4535, 6349, 6405, 8967, 13605, 14945, 19047, 31745, 44443, 44835, 55327, 95235, 133329, 165981, 222215, 276635, 387289, 666645, 829905, 1161867, 1936445, 2711023, 5809335, 8133069, 13555115, 40665345]

約数ペア:

[(1, 40665345), (3, 13555115), (5, 8133069), (7, 5809335), (15, 2711023), (21, 1936445), (35, 1161867), (49, 829905), (61, 666645), (105, 387289), (147, 276635), (183, 222215), (245, 165981), (305, 133329), (427, 95235), (735, 55327), (907, 44835), (915, 44443), (1281, 31745), (2135, 19047), (2721, 14945), (2989, 13605), (4535, 8967), (6349, 6405)]