239143425

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2557}}^1$

素因数の和:2642

約数の個数: 48

約数和(自身を含む): 418693440

約数和(自身を除く): 179550015

約数列:

[1, 3, 5, 15, 25, 29, 43, 75, 87, 129, 145, 215, 435, 645, 725, 1075, 1247, 2175, 2557, 3225, 3741, 6235, 7671, 12785, 18705, 31175, 38355, 63925, 74153, 93525, 109951, 191775, 222459, 329853, 370765, 549755, 1112295, 1649265, 1853825, 2748775, 3188579, 5561475, 8246325, 9565737, 15942895, 47828685, 79714475, 239143425]

約数ペア:

[(1, 239143425), (3, 79714475), (5, 47828685), (15, 15942895), (25, 9565737), (29, 8246325), (43, 5561475), (75, 3188579), (87, 2748775), (129, 1853825), (145, 1649265), (215, 1112295), (435, 549755), (645, 370765), (725, 329853), (1075, 222459), (1247, 191775), (2175, 109951), (2557, 93525), (3225, 74153), (3741, 63925), (6235, 38355), (7671, 31175), (12785, 18705)]