247405938

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 544682880

約数和(自身を除く): 297276942

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 157, 178, 227, 267, 314, 454, 471, 534, 681, 942, 1157, 1362, 2041, 2314, 2951, 3471, 4082, 5902, 6123, 6942, 8853, 12246, 13973, 17706, 20203, 27946, 35639, 40406, 41919, 60609, 71278, 83838, 106917, 121218, 181649, 213834, 262639, 363298, 463307, 525278, 544947, 787917, 926614, 1089894, 1389921, 1575834, 2779842, 3171871, 6343742, 9515613, 19031226, 41234323, 82468646, 123702969, 247405938]

約数ペア:

[(1, 247405938), (2, 123702969), (3, 82468646), (6, 41234323), (13, 19031226), (26, 9515613), (39, 6343742), (78, 3171871), (89, 2779842), (157, 1575834), (178, 1389921), (227, 1089894), (267, 926614), (314, 787917), (454, 544947), (471, 525278), (534, 463307), (681, 363298), (942, 262639), (1157, 213834), (1362, 181649), (2041, 121218), (2314, 106917), (2951, 83838), (3471, 71278), (4082, 60609), (5902, 41919), (6123, 40406), (6942, 35639), (8853, 27946), (12246, 20203), (13973, 17706)]