281376865

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{797}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 432298944

約数和(自身を除く): 150922079

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 131, 245, 385, 539, 655, 797, 917, 1441, 2695, 3985, 4585, 5579, 6419, 7205, 8767, 10087, 27895, 32095, 39053, 43835, 50435, 61369, 70609, 104407, 195265, 306845, 353045, 429583, 522035, 730849, 1148477, 2147915, 3654245, 5115943, 5742385, 8039339, 25579715, 40196695, 56275373, 281376865]

約数ペア:

[(1, 281376865), (5, 56275373), (7, 40196695), (11, 25579715), (35, 8039339), (49, 5742385), (55, 5115943), (77, 3654245), (131, 2147915), (245, 1148477), (385, 730849), (539, 522035), (655, 429583), (797, 353045), (917, 306845), (1441, 195265), (2695, 104407), (3985, 70609), (4585, 61369), (5579, 50435), (6419, 43835), (7205, 39053), (8767, 32095), (10087, 27895)]