87865788

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{659}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 211115520

約数和(自身を除く): 123249732

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 271, 492, 542, 659, 813, 1084, 1318, 1626, 1977, 2636, 3252, 3954, 7908, 11111, 22222, 27019, 33333, 44444, 54038, 66666, 81057, 108076, 133332, 162114, 178589, 324228, 357178, 535767, 714356, 1071534, 2143068, 7322149, 14644298, 21966447, 29288596, 43932894, 87865788]

約数ペア:

[(1, 87865788), (2, 43932894), (3, 29288596), (4, 21966447), (6, 14644298), (12, 7322149), (41, 2143068), (82, 1071534), (123, 714356), (164, 535767), (246, 357178), (271, 324228), (492, 178589), (542, 162114), (659, 133332), (813, 108076), (1084, 81057), (1318, 66666), (1626, 54038), (1977, 44444), (2636, 33333), (3252, 27019), (3954, 22222), (7908, 11111)]