31129301988

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{347}}^1\times {\mathrm{60779}}^1$

素因数の和:61177

約数の個数: 72

約数和(自身を含む): 80840803680

約数和(自身を除く): 49711501692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 347, 369, 492, 694, 738, 1041, 1388, 1476, 2082, 3123, 4164, 6246, 12492, 14227, 28454, 42681, 56908, 60779, 85362, 121558, 128043, 170724, 182337, 243116, 256086, 364674, 512172, 547011, 729348, 1094022, 2188044, 2491939, 4983878, 7475817, 9967756, 14951634, 21090313, 22427451, 29903268, 42180626, 44854902, 63270939, 84361252, 89709804, 126541878, 189812817, 253083756, 379625634, 759251268, 864702833, 1729405666, 2594108499, 3458811332, 5188216998, 7782325497, 10376433996, 15564650994, 31129301988]

約数ペア:

[(1, 31129301988), (2, 15564650994), (3, 10376433996), (4, 7782325497), (6, 5188216998), (9, 3458811332), (12, 2594108499), (18, 1729405666), (36, 864702833), (41, 759251268), (82, 379625634), (123, 253083756), (164, 189812817), (246, 126541878), (347, 89709804), (369, 84361252), (492, 63270939), (694, 44854902), (738, 42180626), (1041, 29903268), (1388, 22427451), (1476, 21090313), (2082, 14951634), (3123, 9967756), (4164, 7475817), (6246, 4983878), (12492, 2491939), (14227, 2188044), (28454, 1094022), (42681, 729348), (56908, 547011), (60779, 512172), (85362, 364674), (121558, 256086), (128043, 243116), (170724, 182337)]