820163148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{123593}}^1$

素因数の和:123686

約数の個数: 48

約数和(自身を含む): 2214804480

約数和(自身を除く): 1394641332

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 3318, 6636, 123593, 247186, 370779, 494372, 741558, 865151, 1483116, 1730302, 2595453, 3460604, 5190906, 9763847, 10381812, 19527694, 29291541, 39055388, 58583082, 68346929, 117166164, 136693858, 205040787, 273387716, 410081574, 820163148]

約数ペア:

[(1, 820163148), (2, 410081574), (3, 273387716), (4, 205040787), (6, 136693858), (7, 117166164), (12, 68346929), (14, 58583082), (21, 39055388), (28, 29291541), (42, 19527694), (79, 10381812), (84, 9763847), (158, 5190906), (237, 3460604), (316, 2595453), (474, 1730302), (553, 1483116), (948, 865151), (1106, 741558), (1659, 494372), (2212, 370779), (3318, 247186), (6636, 123593)]