81235611618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{123377}}^1$

素因数の和:123707

約数の個数: 64

約数和(自身を含む): 189461230848

約数和(自身を除く): 108225619230

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 257, 366, 427, 514, 771, 854, 1281, 1542, 1799, 2562, 3598, 5397, 10794, 15677, 31354, 47031, 94062, 109739, 123377, 219478, 246754, 329217, 370131, 658434, 740262, 863639, 1727278, 2590917, 5181834, 7525997, 15051994, 22577991, 31707889, 45155982, 52681979, 63415778, 95123667, 105363958, 158045937, 190247334, 221955223, 316091874, 443910446, 665865669, 1331731338, 1934181229, 3868362458, 5802543687, 11605087374, 13539268603, 27078537206, 40617805809, 81235611618]

約数ペア:

[(1, 81235611618), (2, 40617805809), (3, 27078537206), (6, 13539268603), (7, 11605087374), (14, 5802543687), (21, 3868362458), (42, 1934181229), (61, 1331731338), (122, 665865669), (183, 443910446), (257, 316091874), (366, 221955223), (427, 190247334), (514, 158045937), (771, 105363958), (854, 95123667), (1281, 63415778), (1542, 52681979), (1799, 45155982), (2562, 31707889), (3598, 22577991), (5397, 15051994), (10794, 7525997), (15677, 5181834), (31354, 2590917), (47031, 1727278), (94062, 863639), (109739, 740262), (123377, 658434), (219478, 370131), (246754, 329217)]