1355475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:108

約数の個数: 48

約数和(自身を含む): 2571264

約数和(自身を除く): 1215789

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 53, 55, 75, 93, 155, 159, 165, 265, 275, 341, 465, 583, 775, 795, 825, 1023, 1325, 1643, 1705, 1749, 2325, 2915, 3975, 4929, 5115, 8215, 8525, 8745, 14575, 18073, 24645, 25575, 41075, 43725, 54219, 90365, 123225, 271095, 451825, 1355475]

約数ペア:

[(1, 1355475), (3, 451825), (5, 271095), (11, 123225), (15, 90365), (25, 54219), (31, 43725), (33, 41075), (53, 25575), (55, 24645), (75, 18073), (93, 14575), (155, 8745), (159, 8525), (165, 8215), (265, 5115), (275, 4929), (341, 3975), (465, 2915), (583, 2325), (775, 1749), (795, 1705), (825, 1643), (1023, 1325)]