23921975

素因数分解:

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

素因数の和:105

約数の個数: 72

約数和(自身を含む): 40199808

約数和(自身を除く): 16277833

約数列:

[1, 5, 7, 11, 17, 25, 35, 43, 55, 77, 85, 119, 175, 187, 215, 275, 289, 301, 385, 425, 473, 595, 731, 935, 1075, 1309, 1445, 1505, 1925, 2023, 2365, 2975, 3179, 3311, 3655, 4675, 5117, 6545, 7225, 7525, 8041, 10115, 11825, 12427, 15895, 16555, 18275, 22253, 25585, 32725, 40205, 50575, 56287, 62135, 79475, 82775, 86989, 111265, 127925, 136697, 201025, 281435, 310675, 434945, 556325, 683485, 956879, 1407175, 2174725, 3417425, 4784395, 23921975]

約数ペア:

[(1, 23921975), (5, 4784395), (7, 3417425), (11, 2174725), (17, 1407175), (25, 956879), (35, 683485), (43, 556325), (55, 434945), (77, 310675), (85, 281435), (119, 201025), (175, 136697), (187, 127925), (215, 111265), (275, 86989), (289, 82775), (301, 79475), (385, 62135), (425, 56287), (473, 50575), (595, 40205), (731, 32725), (935, 25585), (1075, 22253), (1309, 18275), (1445, 16555), (1505, 15895), (1925, 12427), (2023, 11825), (2365, 10115), (2975, 8041), (3179, 7525), (3311, 7225), (3655, 6545), (4675, 5117)]