81111996

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3461}}^1$

素因数の和:3512

約数の個数: 96

約数和(自身を含む): 248156160

約数和(自身を除く): 167044164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 84, 93, 108, 124, 126, 186, 189, 217, 252, 279, 372, 378, 434, 558, 651, 756, 837, 868, 1116, 1302, 1674, 1953, 2604, 3348, 3461, 3906, 5859, 6922, 7812, 10383, 11718, 13844, 20766, 23436, 24227, 31149, 41532, 48454, 62298, 72681, 93447, 96908, 107291, 124596, 145362, 186894, 214582, 218043, 290724, 321873, 373788, 429164, 436086, 643746, 654129, 751037, 872172, 965619, 1287492, 1308258, 1502074, 1931238, 2253111, 2616516, 2896857, 3004148, 3862476, 4506222, 5793714, 6759333, 9012444, 11587428, 13518666, 20277999, 27037332, 40555998, 81111996]

約数ペア:

[(1, 81111996), (2, 40555998), (3, 27037332), (4, 20277999), (6, 13518666), (7, 11587428), (9, 9012444), (12, 6759333), (14, 5793714), (18, 4506222), (21, 3862476), (27, 3004148), (28, 2896857), (31, 2616516), (36, 2253111), (42, 1931238), (54, 1502074), (62, 1308258), (63, 1287492), (84, 965619), (93, 872172), (108, 751037), (124, 654129), (126, 643746), (186, 436086), (189, 429164), (217, 373788), (252, 321873), (279, 290724), (372, 218043), (378, 214582), (434, 186894), (558, 145362), (651, 124596), (756, 107291), (837, 96908), (868, 93447), (1116, 72681), (1302, 62298), (1674, 48454), (1953, 41532), (2604, 31149), (3348, 24227), (3461, 23436), (3906, 20766), (5859, 13844), (6922, 11718), (7812, 10383)]