490875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:53

約数の個数: 64

約数和(自身を含む): 1078272

約数和(自身を除く): 587397

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 25, 33, 35, 51, 55, 75, 77, 85, 105, 119, 125, 165, 175, 187, 231, 255, 275, 357, 375, 385, 425, 525, 561, 595, 825, 875, 935, 1155, 1275, 1309, 1375, 1785, 1925, 2125, 2625, 2805, 2975, 3927, 4125, 4675, 5775, 6375, 6545, 8925, 9625, 14025, 14875, 19635, 23375, 28875, 32725, 44625, 70125, 98175, 163625, 490875]

約数ペア:

[(1, 490875), (3, 163625), (5, 98175), (7, 70125), (11, 44625), (15, 32725), (17, 28875), (21, 23375), (25, 19635), (33, 14875), (35, 14025), (51, 9625), (55, 8925), (75, 6545), (77, 6375), (85, 5775), (105, 4675), (119, 4125), (125, 3927), (165, 2975), (175, 2805), (187, 2625), (231, 2125), (255, 1925), (275, 1785), (357, 1375), (375, 1309), (385, 1275), (425, 1155), (525, 935), (561, 875), (595, 825)]