29905425

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 60005088

約数和(自身を除く): 30099663

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 43, 45, 55, 75, 99, 129, 165, 215, 225, 275, 281, 387, 473, 495, 645, 825, 843, 1075, 1405, 1419, 1935, 2365, 2475, 2529, 3091, 3225, 4215, 4257, 7025, 7095, 9273, 9675, 11825, 12083, 12645, 15455, 21075, 21285, 27819, 35475, 36249, 46365, 60415, 63225, 77275, 106425, 108747, 132913, 139095, 181245, 231825, 302075, 398739, 543735, 664565, 695475, 906225, 1196217, 1993695, 2718675, 3322825, 5981085, 9968475, 29905425]

約数ペア:

[(1, 29905425), (3, 9968475), (5, 5981085), (9, 3322825), (11, 2718675), (15, 1993695), (25, 1196217), (33, 906225), (43, 695475), (45, 664565), (55, 543735), (75, 398739), (99, 302075), (129, 231825), (165, 181245), (215, 139095), (225, 132913), (275, 108747), (281, 106425), (387, 77275), (473, 63225), (495, 60415), (645, 46365), (825, 36249), (843, 35475), (1075, 27819), (1405, 21285), (1419, 21075), (1935, 15455), (2365, 12645), (2475, 12083), (2529, 11825), (3091, 9675), (3225, 9273), (4215, 7095), (4257, 7025)]