205251837

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 333660672

約数和(自身を除く): 128408835

約数列:

[1, 3, 7, 21, 31, 49, 73, 93, 147, 217, 219, 511, 617, 651, 1519, 1533, 1851, 2263, 3577, 4319, 4557, 6789, 10731, 12957, 15841, 19127, 30233, 45041, 47523, 57381, 90699, 110887, 133889, 135123, 315287, 332661, 401667, 937223, 945861, 1396271, 2207009, 2811669, 4188813, 6621027, 9773897, 29321691, 68417279, 205251837]

約数ペア:

[(1, 205251837), (3, 68417279), (7, 29321691), (21, 9773897), (31, 6621027), (49, 4188813), (73, 2811669), (93, 2207009), (147, 1396271), (217, 945861), (219, 937223), (511, 401667), (617, 332661), (651, 315287), (1519, 135123), (1533, 133889), (1851, 110887), (2263, 90699), (3577, 57381), (4319, 47523), (4557, 45041), (6789, 30233), (10731, 19127), (12957, 15841)]