128587004

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{773}}^1$

素因数の和:1254

約数の個数: 48

約数和(自身を含む): 277921728

約数和(自身を除く): 149334724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 457, 773, 914, 1546, 1828, 3092, 3199, 5411, 5941, 6398, 10049, 10822, 11882, 12796, 20098, 21644, 23764, 40196, 41587, 70343, 83174, 140686, 166348, 281372, 353261, 706522, 1413044, 2472827, 4592393, 4945654, 9184786, 9891308, 18369572, 32146751, 64293502, 128587004]

約数ペア:

[(1, 128587004), (2, 64293502), (4, 32146751), (7, 18369572), (13, 9891308), (14, 9184786), (26, 4945654), (28, 4592393), (52, 2472827), (91, 1413044), (182, 706522), (364, 353261), (457, 281372), (773, 166348), (914, 140686), (1546, 83174), (1828, 70343), (3092, 41587), (3199, 40196), (5411, 23764), (5941, 21644), (6398, 20098), (10049, 12796), (10822, 11882)]