42438825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1319}}^1$

素因数の和:1359

約数の個数: 72

約数和(自身を含む): 89369280

約数和(自身を除く): 46930455

約数列:

[1, 3, 5, 9, 11, 13, 15, 25, 33, 39, 45, 55, 65, 75, 99, 117, 143, 165, 195, 225, 275, 325, 429, 495, 585, 715, 825, 975, 1287, 1319, 2145, 2475, 2925, 3575, 3957, 6435, 6595, 10725, 11871, 14509, 17147, 19785, 32175, 32975, 43527, 51441, 59355, 72545, 85735, 98925, 130581, 154323, 188617, 217635, 257205, 296775, 362725, 428675, 565851, 652905, 771615, 943085, 1088175, 1286025, 1697553, 2829255, 3264525, 3858075, 4715425, 8487765, 14146275, 42438825]

約数ペア:

[(1, 42438825), (3, 14146275), (5, 8487765), (9, 4715425), (11, 3858075), (13, 3264525), (15, 2829255), (25, 1697553), (33, 1286025), (39, 1088175), (45, 943085), (55, 771615), (65, 652905), (75, 565851), (99, 428675), (117, 362725), (143, 296775), (165, 257205), (195, 217635), (225, 188617), (275, 154323), (325, 130581), (429, 98925), (495, 85735), (585, 72545), (715, 59355), (825, 51441), (975, 43527), (1287, 32975), (1319, 32175), (2145, 19785), (2475, 17147), (2925, 14509), (3575, 11871), (3957, 10725), (6435, 6595)]