7683975

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 15436512

約数和(自身を除く): 7752537

約数列:

[1, 3, 5, 9, 13, 15, 25, 37, 39, 45, 65, 71, 75, 111, 117, 185, 195, 213, 225, 325, 333, 355, 481, 555, 585, 639, 923, 925, 975, 1065, 1443, 1665, 1775, 2405, 2627, 2769, 2775, 2925, 3195, 4329, 4615, 5325, 7215, 7881, 8307, 8325, 12025, 13135, 13845, 15975, 21645, 23075, 23643, 34151, 36075, 39405, 41535, 65675, 69225, 102453, 108225, 118215, 170755, 197025, 207675, 307359, 512265, 591075, 853775, 1536795, 2561325, 7683975]

約数ペア:

[(1, 7683975), (3, 2561325), (5, 1536795), (9, 853775), (13, 591075), (15, 512265), (25, 307359), (37, 207675), (39, 197025), (45, 170755), (65, 118215), (71, 108225), (75, 102453), (111, 69225), (117, 65675), (185, 41535), (195, 39405), (213, 36075), (225, 34151), (325, 23643), (333, 23075), (355, 21645), (481, 15975), (555, 13845), (585, 13135), (639, 12025), (923, 8325), (925, 8307), (975, 7881), (1065, 7215), (1443, 5325), (1665, 4615), (1775, 4329), (2405, 3195), (2627, 2925), (2769, 2775)]