7495215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:81

約数の個数: 96

約数和(自身を含む): 16504320

約数和(自身を除く): 9009105

約数列:

[1, 3, 5, 7, 13, 15, 17, 19, 21, 35, 39, 51, 57, 65, 85, 91, 95, 105, 119, 133, 195, 221, 247, 255, 273, 285, 289, 323, 357, 399, 455, 595, 663, 665, 741, 867, 969, 1105, 1235, 1365, 1445, 1547, 1615, 1729, 1785, 1995, 2023, 2261, 3315, 3705, 3757, 4199, 4335, 4641, 4845, 5187, 5491, 6069, 6783, 7735, 8645, 10115, 11271, 11305, 12597, 16473, 18785, 20995, 23205, 25935, 26299, 27455, 29393, 30345, 33915, 38437, 56355, 62985, 71383, 78897, 82365, 88179, 115311, 131495, 146965, 192185, 214149, 356915, 394485, 440895, 499681, 576555, 1070745, 1499043, 2498405, 7495215]

約数ペア:

[(1, 7495215), (3, 2498405), (5, 1499043), (7, 1070745), (13, 576555), (15, 499681), (17, 440895), (19, 394485), (21, 356915), (35, 214149), (39, 192185), (51, 146965), (57, 131495), (65, 115311), (85, 88179), (91, 82365), (95, 78897), (105, 71383), (119, 62985), (133, 56355), (195, 38437), (221, 33915), (247, 30345), (255, 29393), (273, 27455), (285, 26299), (289, 25935), (323, 23205), (357, 20995), (399, 18785), (455, 16473), (595, 12597), (663, 11305), (665, 11271), (741, 10115), (867, 8645), (969, 7735), (1105, 6783), (1235, 6069), (1365, 5491), (1445, 5187), (1547, 4845), (1615, 4641), (1729, 4335), (1785, 4199), (1995, 3757), (2023, 3705), (2261, 3315)]