642512988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{105607}}^1$

素因数の和:105643

約数の個数: 54

約数和(自身を含む): 1758690024

約数和(自身を除く): 1116177036

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 6084, 105607, 211214, 316821, 422428, 633642, 950463, 1267284, 1372891, 1900926, 2745782, 3801852, 4118673, 5491564, 8237346, 12356019, 16474692, 17847583, 24712038, 35695166, 49424076, 53542749, 71390332, 107085498, 160628247, 214170996, 321256494, 642512988]

約数ペア:

[(1, 642512988), (2, 321256494), (3, 214170996), (4, 160628247), (6, 107085498), (9, 71390332), (12, 53542749), (13, 49424076), (18, 35695166), (26, 24712038), (36, 17847583), (39, 16474692), (52, 12356019), (78, 8237346), (117, 5491564), (156, 4118673), (169, 3801852), (234, 2745782), (338, 1900926), (468, 1372891), (507, 1267284), (676, 950463), (1014, 633642), (1521, 422428), (2028, 316821), (3042, 211214), (6084, 105607)]