6390825

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 12892032

約数和(自身を除く): 6501207

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 37, 47, 49, 75, 105, 111, 141, 147, 175, 185, 235, 245, 259, 329, 525, 555, 705, 735, 777, 925, 987, 1175, 1225, 1295, 1645, 1739, 1813, 2303, 2775, 3525, 3675, 3885, 4935, 5217, 5439, 6475, 6909, 8225, 8695, 9065, 11515, 12173, 19425, 24675, 26085, 27195, 34545, 36519, 43475, 45325, 57575, 60865, 85211, 130425, 135975, 172725, 182595, 255633, 304325, 426055, 912975, 1278165, 2130275, 6390825]

約数ペア:

[(1, 6390825), (3, 2130275), (5, 1278165), (7, 912975), (15, 426055), (21, 304325), (25, 255633), (35, 182595), (37, 172725), (47, 135975), (49, 130425), (75, 85211), (105, 60865), (111, 57575), (141, 45325), (147, 43475), (175, 36519), (185, 34545), (235, 27195), (245, 26085), (259, 24675), (329, 19425), (525, 12173), (555, 11515), (705, 9065), (735, 8695), (777, 8225), (925, 6909), (987, 6475), (1175, 5439), (1225, 5217), (1295, 4935), (1645, 3885), (1739, 3675), (1813, 3525), (2303, 2775)]