64331918

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{821}}^1$

素因数の和:1052

約数の個数: 32

約数和(自身を含む): 114816960

約数和(自身を除く): 50485042

約数列:

[1, 2, 7, 14, 29, 58, 193, 203, 386, 406, 821, 1351, 1642, 2702, 5597, 5747, 11194, 11494, 23809, 39179, 47618, 78358, 158453, 166663, 316906, 333326, 1109171, 2218342, 4595137, 9190274, 32165959, 64331918]

約数ペア:

[(1, 64331918), (2, 32165959), (7, 9190274), (14, 4595137), (29, 2218342), (58, 1109171), (193, 333326), (203, 316906), (386, 166663), (406, 158453), (821, 78358), (1351, 47618), (1642, 39179), (2702, 23809), (5597, 11494), (5747, 11194)]