18293275

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:101

約数の個数: 96

約数和(自身を含む): 32997888

約数和(自身を除く): 14704613

約数列:

[1, 5, 7, 11, 13, 17, 25, 35, 43, 55, 65, 77, 85, 91, 119, 143, 175, 187, 215, 221, 275, 301, 325, 385, 425, 455, 473, 559, 595, 715, 731, 935, 1001, 1075, 1105, 1309, 1505, 1547, 1925, 2275, 2365, 2431, 2795, 2975, 3311, 3575, 3655, 3913, 4675, 5005, 5117, 5525, 6149, 6545, 7525, 7735, 8041, 9503, 11825, 12155, 13975, 16555, 17017, 18275, 19565, 25025, 25585, 30745, 32725, 38675, 40205, 43043, 47515, 56287, 60775, 66521, 82775, 85085, 97825, 104533, 127925, 153725, 201025, 215215, 237575, 281435, 332605, 425425, 522665, 731731, 1076075, 1407175, 1663025, 2613325, 3658655, 18293275]

約数ペア:

[(1, 18293275), (5, 3658655), (7, 2613325), (11, 1663025), (13, 1407175), (17, 1076075), (25, 731731), (35, 522665), (43, 425425), (55, 332605), (65, 281435), (77, 237575), (85, 215215), (91, 201025), (119, 153725), (143, 127925), (175, 104533), (187, 97825), (215, 85085), (221, 82775), (275, 66521), (301, 60775), (325, 56287), (385, 47515), (425, 43043), (455, 40205), (473, 38675), (559, 32725), (595, 30745), (715, 25585), (731, 25025), (935, 19565), (1001, 18275), (1075, 17017), (1105, 16555), (1309, 13975), (1505, 12155), (1547, 11825), (1925, 9503), (2275, 8041), (2365, 7735), (2431, 7525), (2795, 6545), (2975, 6149), (3311, 5525), (3575, 5117), (3655, 5005), (3913, 4675)]