42217497

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1607}}^1$

素因数の和:1762

約数の個数: 32

約数和(自身を含む): 72038400

約数和(自身を除く): 29820903

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 189, 417, 973, 1251, 1607, 2919, 3753, 4821, 8757, 11249, 14463, 26271, 33747, 43389, 101241, 223373, 303723, 670119, 1563611, 2010357, 4690833, 6031071, 14072499, 42217497]

約数ペア:

[(1, 42217497), (3, 14072499), (7, 6031071), (9, 4690833), (21, 2010357), (27, 1563611), (63, 670119), (139, 303723), (189, 223373), (417, 101241), (973, 43389), (1251, 33747), (1607, 26271), (2919, 14463), (3753, 11249), (4821, 8757)]