9881968894

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{283}}^1\times {\mathrm{523}}^1$

素因数の和:1085

約数の個数: 64

約数和(自身を含む): 18000783360

約数和(自身を除く): 8118814466

約数列:

[1, 2, 7, 14, 19, 38, 133, 251, 266, 283, 502, 523, 566, 1046, 1757, 1981, 3514, 3661, 3962, 4769, 5377, 7322, 9538, 9937, 10754, 19874, 33383, 37639, 66766, 69559, 71033, 75278, 131273, 139118, 142066, 148009, 262546, 296018, 497231, 918911, 994462, 1036063, 1349627, 1837822, 2072126, 2494187, 2699254, 2812171, 4988374, 5624342, 9447389, 17459309, 18894778, 19685197, 34918618, 37150259, 39370394, 74300518, 260051813, 520103626, 705854921, 1411709842, 4940984447, 9881968894]

約数ペア:

[(1, 9881968894), (2, 4940984447), (7, 1411709842), (14, 705854921), (19, 520103626), (38, 260051813), (133, 74300518), (251, 39370394), (266, 37150259), (283, 34918618), (502, 19685197), (523, 18894778), (566, 17459309), (1046, 9447389), (1757, 5624342), (1981, 4988374), (3514, 2812171), (3661, 2699254), (3962, 2494187), (4769, 2072126), (5377, 1837822), (7322, 1349627), (9538, 1036063), (9937, 994462), (10754, 918911), (19874, 497231), (33383, 296018), (37639, 262546), (66766, 148009), (69559, 142066), (71033, 139118), (75278, 131273)]