47904703

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 65138688

約数和(自身を除く): 17233985

約数列:

[1, 7, 11, 31, 47, 49, 61, 77, 217, 329, 341, 427, 517, 539, 671, 1457, 1519, 1891, 2303, 2387, 2867, 2989, 3619, 4697, 10199, 13237, 16027, 16709, 20069, 20801, 25333, 31537, 32879, 71393, 88877, 92659, 112189, 140483, 145607, 220759, 622139, 785323, 977647, 1019249, 1545313, 4354973, 6843529, 47904703]

約数ペア:

[(1, 47904703), (7, 6843529), (11, 4354973), (31, 1545313), (47, 1019249), (49, 977647), (61, 785323), (77, 622139), (217, 220759), (329, 145607), (341, 140483), (427, 112189), (517, 92659), (539, 88877), (671, 71393), (1457, 32879), (1519, 31537), (1891, 25333), (2303, 20801), (2387, 20069), (2867, 16709), (2989, 16027), (3619, 13237), (4697, 10199)]