15697464975

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{5987}}^1$

素因数の和:6317

約数の個数: 72

約数和(自身を含む): 28880746752

約数和(自身を除く): 13183281777

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 215, 225, 271, 387, 645, 813, 1075, 1355, 1935, 2439, 3225, 4065, 5987, 6775, 9675, 11653, 12195, 17961, 20325, 29935, 34959, 53883, 58265, 60975, 89805, 104877, 149675, 174795, 257441, 269415, 291325, 449025, 524385, 772323, 873975, 1287205, 1347075, 1622477, 2316969, 2621925, 3861615, 4867431, 6436025, 8112385, 11584845, 14602293, 19308075, 24337155, 40561925, 57924225, 69766511, 73011465, 121685775, 209299533, 348832555, 365057325, 627898599, 1046497665, 1744162775, 3139492995, 5232488325, 15697464975]

約数ペア:

[(1, 15697464975), (3, 5232488325), (5, 3139492995), (9, 1744162775), (15, 1046497665), (25, 627898599), (43, 365057325), (45, 348832555), (75, 209299533), (129, 121685775), (215, 73011465), (225, 69766511), (271, 57924225), (387, 40561925), (645, 24337155), (813, 19308075), (1075, 14602293), (1355, 11584845), (1935, 8112385), (2439, 6436025), (3225, 4867431), (4065, 3861615), (5987, 2621925), (6775, 2316969), (9675, 1622477), (11653, 1347075), (12195, 1287205), (17961, 873975), (20325, 772323), (29935, 524385), (34959, 449025), (53883, 291325), (58265, 269415), (60975, 257441), (89805, 174795), (104877, 149675)]