20161031877

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1\times {\mathrm{571}}^1$

素因数の和:895

約数の個数: 96

約数和(自身を含む): 34950389760

約数和(自身を除く): 14789357883

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 101, 179, 217, 279, 303, 537, 571, 651, 707, 909, 1253, 1611, 1713, 1953, 2121, 3131, 3759, 3997, 5139, 5549, 6363, 9393, 11277, 11991, 16647, 17701, 18079, 21917, 28179, 35973, 38843, 49941, 53103, 54237, 57671, 65751, 102209, 116529, 123907, 126553, 159309, 162711, 173013, 197253, 306627, 349587, 371721, 379659, 403697, 519039, 560449, 715463, 919881, 1115163, 1138977, 1211091, 1681347, 1787801, 2146389, 3168479, 3633273, 3923143, 5044041, 5363403, 6439167, 9505437, 10323109, 11769429, 12514607, 16090209, 22179353, 28516311, 30969327, 35308287, 37543821, 66538059, 72261763, 92907981, 112631463, 199614177, 216785289, 320016379, 650355867, 960049137, 2240114653, 2880147411, 6720343959, 20161031877]

約数ペア:

[(1, 20161031877), (3, 6720343959), (7, 2880147411), (9, 2240114653), (21, 960049137), (31, 650355867), (63, 320016379), (93, 216785289), (101, 199614177), (179, 112631463), (217, 92907981), (279, 72261763), (303, 66538059), (537, 37543821), (571, 35308287), (651, 30969327), (707, 28516311), (909, 22179353), (1253, 16090209), (1611, 12514607), (1713, 11769429), (1953, 10323109), (2121, 9505437), (3131, 6439167), (3759, 5363403), (3997, 5044041), (5139, 3923143), (5549, 3633273), (6363, 3168479), (9393, 2146389), (11277, 1787801), (11991, 1681347), (16647, 1211091), (17701, 1138977), (18079, 1115163), (21917, 919881), (28179, 715463), (35973, 560449), (38843, 519039), (49941, 403697), (53103, 379659), (54237, 371721), (57671, 349587), (65751, 306627), (102209, 197253), (116529, 173013), (123907, 162711), (126553, 159309)]