131940648

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{261787}}^1$

素因数の和:261806

約数の個数: 48

約数和(自身を含む): 408389280

約数和(自身を除く): 276448632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 261787, 523574, 785361, 1047148, 1570722, 1832509, 2094296, 2356083, 3141444, 3665018, 4712166, 5497527, 6282888, 7330036, 9424332, 10995054, 14660072, 16492581, 18848664, 21990108, 32985162, 43980216, 65970324, 131940648]

約数ペア:

[(1, 131940648), (2, 65970324), (3, 43980216), (4, 32985162), (6, 21990108), (7, 18848664), (8, 16492581), (9, 14660072), (12, 10995054), (14, 9424332), (18, 7330036), (21, 6282888), (24, 5497527), (28, 4712166), (36, 3665018), (42, 3141444), (56, 2356083), (63, 2094296), (72, 1832509), (84, 1570722), (126, 1047148), (168, 785361), (252, 523574), (504, 261787)]