208787724

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{123397}}^1$

素因数の和:123454

約数の個数: 36

約数和(自身を含む): 539002464

約数和(自身を除く): 330214740

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 123397, 246794, 370191, 493588, 740382, 1110573, 1480764, 2221146, 4442292, 5799659, 11599318, 17398977, 23198636, 34797954, 52196931, 69595908, 104393862, 208787724]

約数ペア:

[(1, 208787724), (2, 104393862), (3, 69595908), (4, 52196931), (6, 34797954), (9, 23198636), (12, 17398977), (18, 11599318), (36, 5799659), (47, 4442292), (94, 2221146), (141, 1480764), (188, 1110573), (282, 740382), (423, 493588), (564, 370191), (846, 246794), (1692, 123397)]