15218775

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:94

約数の個数: 108

約数和(自身を含む): 33016984

約数和(自身を除く): 17798209

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 43, 45, 55, 65, 75, 99, 117, 121, 129, 143, 165, 195, 215, 225, 275, 325, 363, 387, 429, 473, 495, 559, 585, 605, 645, 715, 825, 975, 1075, 1089, 1287, 1419, 1573, 1677, 1815, 1935, 2145, 2365, 2475, 2795, 2925, 3025, 3225, 3575, 4257, 4719, 5031, 5203, 5445, 6149, 6435, 7095, 7865, 8385, 9075, 9675, 10725, 11825, 13975, 14157, 15609, 18447, 21285, 23595, 25155, 26015, 27225, 30745, 32175, 35475, 39325, 41925, 46827, 55341, 67639, 70785, 78045, 92235, 106425, 117975, 125775, 130075, 153725, 202917, 234135, 276705, 338195, 353925, 390225, 461175, 608751, 1014585, 1170675, 1383525, 1690975, 3043755, 5072925, 15218775]

約数ペア:

[(1, 15218775), (3, 5072925), (5, 3043755), (9, 1690975), (11, 1383525), (13, 1170675), (15, 1014585), (25, 608751), (33, 461175), (39, 390225), (43, 353925), (45, 338195), (55, 276705), (65, 234135), (75, 202917), (99, 153725), (117, 130075), (121, 125775), (129, 117975), (143, 106425), (165, 92235), (195, 78045), (215, 70785), (225, 67639), (275, 55341), (325, 46827), (363, 41925), (387, 39325), (429, 35475), (473, 32175), (495, 30745), (559, 27225), (585, 26015), (605, 25155), (645, 23595), (715, 21285), (825, 18447), (975, 15609), (1075, 14157), (1089, 13975), (1287, 11825), (1419, 10725), (1573, 9675), (1677, 9075), (1815, 8385), (1935, 7865), (2145, 7095), (2365, 6435), (2475, 6149), (2795, 5445), (2925, 5203), (3025, 5031), (3225, 4719), (3575, 4257)]