38863275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 74917824

約数和(自身を除く): 36054549

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 163, 165, 187, 255, 275, 289, 425, 489, 561, 815, 825, 867, 935, 1275, 1445, 1793, 2445, 2771, 2805, 3179, 4075, 4335, 4675, 5379, 7225, 8313, 8965, 9537, 12225, 13855, 14025, 15895, 21675, 26895, 30481, 41565, 44825, 47107, 47685, 69275, 79475, 91443, 134475, 141321, 152405, 207825, 235535, 238425, 457215, 518177, 706605, 762025, 1177675, 1554531, 2286075, 2590885, 3533025, 7772655, 12954425, 38863275]

約数ペア:

[(1, 38863275), (3, 12954425), (5, 7772655), (11, 3533025), (15, 2590885), (17, 2286075), (25, 1554531), (33, 1177675), (51, 762025), (55, 706605), (75, 518177), (85, 457215), (163, 238425), (165, 235535), (187, 207825), (255, 152405), (275, 141321), (289, 134475), (425, 91443), (489, 79475), (561, 69275), (815, 47685), (825, 47107), (867, 44825), (935, 41565), (1275, 30481), (1445, 26895), (1793, 21675), (2445, 15895), (2771, 14025), (2805, 13855), (3179, 12225), (4075, 9537), (4335, 8965), (4675, 8313), (5379, 7225)]