47943315

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1279}}^1$

素因数の和:1321

約数の個数: 72

約数和(自身を含む): 102435840

約数和(自身を除く): 54492525

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 49, 51, 63, 85, 105, 119, 147, 153, 245, 255, 315, 357, 441, 595, 735, 765, 833, 1071, 1279, 1785, 2205, 2499, 3837, 4165, 5355, 6395, 7497, 8953, 11511, 12495, 19185, 21743, 26859, 37485, 44765, 57555, 62671, 65229, 80577, 108715, 134295, 152201, 188013, 195687, 313355, 326145, 402885, 456603, 564039, 761005, 940065, 978435, 1065407, 1369809, 2283015, 2820195, 3196221, 5327035, 6849045, 9588663, 15981105, 47943315]

約数ペア:

[(1, 47943315), (3, 15981105), (5, 9588663), (7, 6849045), (9, 5327035), (15, 3196221), (17, 2820195), (21, 2283015), (35, 1369809), (45, 1065407), (49, 978435), (51, 940065), (63, 761005), (85, 564039), (105, 456603), (119, 402885), (147, 326145), (153, 313355), (245, 195687), (255, 188013), (315, 152201), (357, 134295), (441, 108715), (595, 80577), (735, 65229), (765, 62671), (833, 57555), (1071, 44765), (1279, 37485), (1785, 26859), (2205, 21743), (2499, 19185), (3837, 12495), (4165, 11511), (5355, 8953), (6395, 7497)]