391864788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{853}}^1\times {\mathrm{1823}}^1$

素因数の和:2693

約数の個数: 72

約数和(自身を含む): 1134002688

約数和(自身を除く): 742137900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 853, 1706, 1823, 2559, 3412, 3646, 5118, 5469, 5971, 7292, 7677, 10236, 10938, 11942, 12761, 15354, 16407, 17913, 21876, 23884, 25522, 30708, 32814, 35826, 38283, 51044, 53739, 65628, 71652, 76566, 107478, 114849, 153132, 214956, 229698, 459396, 1555019, 3110038, 4665057, 6220076, 9330114, 10885133, 13995171, 18660228, 21770266, 27990342, 32655399, 43540532, 55980684, 65310798, 97966197, 130621596, 195932394, 391864788]

約数ペア:

[(1, 391864788), (2, 195932394), (3, 130621596), (4, 97966197), (6, 65310798), (7, 55980684), (9, 43540532), (12, 32655399), (14, 27990342), (18, 21770266), (21, 18660228), (28, 13995171), (36, 10885133), (42, 9330114), (63, 6220076), (84, 4665057), (126, 3110038), (252, 1555019), (853, 459396), (1706, 229698), (1823, 214956), (2559, 153132), (3412, 114849), (3646, 107478), (5118, 76566), (5469, 71652), (5971, 65628), (7292, 53739), (7677, 51044), (10236, 38283), (10938, 35826), (11942, 32814), (12761, 30708), (15354, 25522), (16407, 23884), (17913, 21876)]