64798636

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 136120320

約数和(自身を除く): 71321684

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 239, 322, 421, 478, 644, 842, 956, 1673, 1684, 2947, 3346, 5497, 5894, 6692, 9683, 10994, 11788, 19366, 21988, 38479, 38732, 67781, 76958, 100619, 135562, 153916, 201238, 271124, 402476, 704333, 1408666, 2314237, 2817332, 4628474, 9256948, 16199659, 32399318, 64798636]

約数ペア:

[(1, 64798636), (2, 32399318), (4, 16199659), (7, 9256948), (14, 4628474), (23, 2817332), (28, 2314237), (46, 1408666), (92, 704333), (161, 402476), (239, 271124), (322, 201238), (421, 153916), (478, 135562), (644, 100619), (842, 76958), (956, 67781), (1673, 38732), (1684, 38479), (2947, 21988), (3346, 19366), (5497, 11788), (5894, 10994), (6692, 9683)]