31815486

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 96

約数和(自身を含む): 77395968

約数和(自身を除く): 45580482

約数列:

[1, 2, 3, 6, 9, 18, 23, 31, 37, 46, 62, 67, 69, 74, 93, 111, 134, 138, 186, 201, 207, 222, 279, 333, 402, 414, 558, 603, 666, 713, 851, 1147, 1206, 1426, 1541, 1702, 2077, 2139, 2294, 2479, 2553, 3082, 3441, 4154, 4278, 4623, 4958, 5106, 6231, 6417, 6882, 7437, 7659, 9246, 10323, 12462, 12834, 13869, 14874, 15318, 18693, 20646, 22311, 26381, 27738, 37386, 44622, 47771, 52762, 57017, 76849, 79143, 95542, 114034, 143313, 153698, 158286, 171051, 230547, 237429, 286626, 342102, 429939, 461094, 474858, 513153, 691641, 859878, 1026306, 1383282, 1767527, 3535054, 5302581, 10605162, 15907743, 31815486]

約数ペア:

[(1, 31815486), (2, 15907743), (3, 10605162), (6, 5302581), (9, 3535054), (18, 1767527), (23, 1383282), (31, 1026306), (37, 859878), (46, 691641), (62, 513153), (67, 474858), (69, 461094), (74, 429939), (93, 342102), (111, 286626), (134, 237429), (138, 230547), (186, 171051), (201, 158286), (207, 153698), (222, 143313), (279, 114034), (333, 95542), (402, 79143), (414, 76849), (558, 57017), (603, 52762), (666, 47771), (713, 44622), (851, 37386), (1147, 27738), (1206, 26381), (1426, 22311), (1541, 20646), (1702, 18693), (2077, 15318), (2139, 14874), (2294, 13869), (2479, 12834), (2553, 12462), (3082, 10323), (3441, 9246), (4154, 7659), (4278, 7437), (4623, 6882), (4958, 6417), (5106, 6231)]