18185475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 38854656

約数和(自身を除く): 20669181

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 47, 55, 67, 75, 77, 105, 141, 165, 175, 201, 231, 235, 275, 329, 335, 385, 469, 517, 525, 705, 737, 825, 987, 1005, 1155, 1175, 1407, 1551, 1645, 1675, 1925, 2211, 2345, 2585, 3149, 3525, 3619, 3685, 4935, 5025, 5159, 5775, 7035, 7755, 8225, 9447, 10857, 11055, 11725, 12925, 15477, 15745, 18095, 18425, 22043, 24675, 25795, 34639, 35175, 38775, 47235, 54285, 55275, 66129, 77385, 78725, 90475, 103917, 110215, 128975, 173195, 236175, 242473, 271425, 330645, 386925, 519585, 551075, 727419, 865975, 1212365, 1653225, 2597925, 3637095, 6061825, 18185475]

約数ペア:

[(1, 18185475), (3, 6061825), (5, 3637095), (7, 2597925), (11, 1653225), (15, 1212365), (21, 865975), (25, 727419), (33, 551075), (35, 519585), (47, 386925), (55, 330645), (67, 271425), (75, 242473), (77, 236175), (105, 173195), (141, 128975), (165, 110215), (175, 103917), (201, 90475), (231, 78725), (235, 77385), (275, 66129), (329, 55275), (335, 54285), (385, 47235), (469, 38775), (517, 35175), (525, 34639), (705, 25795), (737, 24675), (825, 22043), (987, 18425), (1005, 18095), (1155, 15745), (1175, 15477), (1407, 12925), (1551, 11725), (1645, 11055), (1675, 10857), (1925, 9447), (2211, 8225), (2345, 7755), (2585, 7035), (3149, 5775), (3525, 5159), (3619, 5025), (3685, 4935)]