389171358

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{1373}}^1$

素因数の和:1594

約数の個数: 64

約数和(自身を含む): 900244800

約数和(自身を除く): 511073442

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 181, 261, 362, 522, 543, 783, 1086, 1373, 1566, 1629, 2746, 3258, 4119, 4887, 5249, 8238, 9774, 10498, 12357, 15747, 24714, 31494, 37071, 39817, 47241, 74142, 79634, 94482, 119451, 141723, 238902, 248513, 283446, 358353, 497026, 716706, 745539, 1075059, 1491078, 2150118, 2236617, 4473234, 6709851, 7206877, 13419702, 14413754, 21620631, 43241262, 64861893, 129723786, 194585679, 389171358]

約数ペア:

[(1, 389171358), (2, 194585679), (3, 129723786), (6, 64861893), (9, 43241262), (18, 21620631), (27, 14413754), (29, 13419702), (54, 7206877), (58, 6709851), (87, 4473234), (174, 2236617), (181, 2150118), (261, 1491078), (362, 1075059), (522, 745539), (543, 716706), (783, 497026), (1086, 358353), (1373, 283446), (1566, 248513), (1629, 238902), (2746, 141723), (3258, 119451), (4119, 94482), (4887, 79634), (5249, 74142), (8238, 47241), (9774, 39817), (10498, 37071), (12357, 31494), (15747, 24714)]