131490138

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1871}}^1$

素因数の和:1959

約数の個数: 64

約数和(自身を含む): 305690112

約数和(自身を除く): 174199974

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 53, 78, 102, 106, 159, 221, 318, 442, 663, 689, 901, 1326, 1378, 1802, 1871, 2067, 2703, 3742, 4134, 5406, 5613, 11226, 11713, 23426, 24323, 31807, 35139, 48646, 63614, 70278, 72969, 95421, 99163, 145938, 190842, 198326, 297489, 413491, 594978, 826982, 1240473, 1289119, 1685771, 2480946, 2578238, 3371542, 3867357, 5057313, 7734714, 10114626, 21915023, 43830046, 65745069, 131490138]

約数ペア:

[(1, 131490138), (2, 65745069), (3, 43830046), (6, 21915023), (13, 10114626), (17, 7734714), (26, 5057313), (34, 3867357), (39, 3371542), (51, 2578238), (53, 2480946), (78, 1685771), (102, 1289119), (106, 1240473), (159, 826982), (221, 594978), (318, 413491), (442, 297489), (663, 198326), (689, 190842), (901, 145938), (1326, 99163), (1378, 95421), (1802, 72969), (1871, 70278), (2067, 63614), (2703, 48646), (3742, 35139), (4134, 31807), (5406, 24323), (5613, 23426), (11226, 11713)]