28984116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20297}}^1$

素因数の和:20328

約数の個数: 48

約数和(自身を含む): 81841536

約数和(自身を除く): 52857420

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 20297, 40594, 60891, 81188, 121782, 142079, 243564, 284158, 345049, 426237, 568316, 690098, 852474, 1035147, 1380196, 1704948, 2070294, 2415343, 4140588, 4830686, 7246029, 9661372, 14492058, 28984116]

約数ペア:

[(1, 28984116), (2, 14492058), (3, 9661372), (4, 7246029), (6, 4830686), (7, 4140588), (12, 2415343), (14, 2070294), (17, 1704948), (21, 1380196), (28, 1035147), (34, 852474), (42, 690098), (51, 568316), (68, 426237), (84, 345049), (102, 284158), (119, 243564), (204, 142079), (238, 121782), (357, 81188), (476, 60891), (714, 40594), (1428, 20297)]