210765375

素因数分解:

$3^3\times 5^3\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 392895360

約数和(自身を除く): 182129985

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 197, 225, 317, 375, 591, 675, 951, 985, 1125, 1585, 1773, 2853, 2955, 3375, 4755, 4925, 5319, 7925, 8559, 8865, 14265, 14775, 23775, 24625, 26595, 39625, 42795, 44325, 62449, 71325, 73875, 118875, 132975, 187347, 213975, 221625, 312245, 356625, 562041, 664875, 936735, 1069875, 1561225, 1686123, 2810205, 4683675, 7806125, 8430615, 14051025, 23418375, 42153075, 70255125, 210765375]

約数ペア:

[(1, 210765375), (3, 70255125), (5, 42153075), (9, 23418375), (15, 14051025), (25, 8430615), (27, 7806125), (45, 4683675), (75, 2810205), (125, 1686123), (135, 1561225), (197, 1069875), (225, 936735), (317, 664875), (375, 562041), (591, 356625), (675, 312245), (951, 221625), (985, 213975), (1125, 187347), (1585, 132975), (1773, 118875), (2853, 73875), (2955, 71325), (3375, 62449), (4755, 44325), (4925, 42795), (5319, 39625), (7925, 26595), (8559, 24625), (8865, 23775), (14265, 14775)]