1918875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:85

約数の個数: 64

約数和(自身を含む): 3953664

約数和(自身を除く): 2034789

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 43, 51, 75, 85, 105, 119, 125, 129, 175, 215, 255, 301, 357, 375, 425, 525, 595, 645, 731, 875, 903, 1075, 1275, 1505, 1785, 2125, 2193, 2625, 2975, 3225, 3655, 4515, 5117, 5375, 6375, 7525, 8925, 10965, 14875, 15351, 16125, 18275, 22575, 25585, 37625, 44625, 54825, 76755, 91375, 112875, 127925, 274125, 383775, 639625, 1918875]

約数ペア:

[(1, 1918875), (3, 639625), (5, 383775), (7, 274125), (15, 127925), (17, 112875), (21, 91375), (25, 76755), (35, 54825), (43, 44625), (51, 37625), (75, 25585), (85, 22575), (105, 18275), (119, 16125), (125, 15351), (129, 14875), (175, 10965), (215, 8925), (255, 7525), (301, 6375), (357, 5375), (375, 5117), (425, 4515), (525, 3655), (595, 3225), (645, 2975), (731, 2625), (875, 2193), (903, 2125), (1075, 1785), (1275, 1505)]