8212875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{181}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 15104544

約数和(自身を除く): 6891669

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 125, 165, 181, 275, 363, 375, 543, 605, 825, 905, 1375, 1815, 1991, 2715, 3025, 4125, 4525, 5973, 9075, 9955, 13575, 15125, 21901, 22625, 29865, 45375, 49775, 65703, 67875, 109505, 149325, 248875, 328515, 547525, 746625, 1642575, 2737625, 8212875]

約数ペア:

[(1, 8212875), (3, 2737625), (5, 1642575), (11, 746625), (15, 547525), (25, 328515), (33, 248875), (55, 149325), (75, 109505), (121, 67875), (125, 65703), (165, 49775), (181, 45375), (275, 29865), (363, 22625), (375, 21901), (543, 15125), (605, 13575), (825, 9955), (905, 9075), (1375, 5973), (1815, 4525), (1991, 4125), (2715, 3025)]