213656490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{11251}}^1$

素因数の和:11475

約数の個数: 48

約数和(自身を含む): 558189216

約数和(自身を除く): 344532726

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 211, 422, 633, 1055, 1266, 1899, 2110, 3165, 3798, 6330, 9495, 11251, 18990, 22502, 33753, 56255, 67506, 101259, 112510, 168765, 202518, 337530, 506295, 1012590, 2373961, 4747922, 7121883, 11869805, 14243766, 21365649, 23739610, 35609415, 42731298, 71218830, 106828245, 213656490]

約数ペア:

[(1, 213656490), (2, 106828245), (3, 71218830), (5, 42731298), (6, 35609415), (9, 23739610), (10, 21365649), (15, 14243766), (18, 11869805), (30, 7121883), (45, 4747922), (90, 2373961), (211, 1012590), (422, 506295), (633, 337530), (1055, 202518), (1266, 168765), (1899, 112510), (2110, 101259), (3165, 67506), (3798, 56255), (6330, 33753), (9495, 22502), (11251, 18990)]