64640538

素因数分解:

$2^1\times 3^3\times {\mathrm{241}}^1\times {\mathrm{4967}}^1$

素因数の和:5219

約数の個数: 32

約数和(自身を含む): 144270720

約数和(自身を除く): 79630182

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 241, 482, 723, 1446, 2169, 4338, 4967, 6507, 9934, 13014, 14901, 29802, 44703, 89406, 134109, 268218, 1197047, 2394094, 3591141, 7182282, 10773423, 21546846, 32320269, 64640538]

約数ペア:

[(1, 64640538), (2, 32320269), (3, 21546846), (6, 10773423), (9, 7182282), (18, 3591141), (27, 2394094), (54, 1197047), (241, 268218), (482, 134109), (723, 89406), (1446, 44703), (2169, 29802), (4338, 14901), (4967, 13014), (6507, 9934)]