402640989

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 596920320

約数和(自身を除く): 194279331

約数列:

[1, 3, 19, 31, 57, 67, 93, 179, 201, 361, 537, 589, 1083, 1273, 1767, 2077, 3401, 3819, 5549, 6231, 10203, 11191, 11993, 16647, 24187, 33573, 35979, 39463, 64619, 72561, 105431, 118389, 193857, 227867, 316293, 371783, 683601, 749797, 1115349, 2003189, 2249391, 4329473, 6009567, 7063877, 12988419, 21191631, 134213663, 402640989]

約数ペア:

[(1, 402640989), (3, 134213663), (19, 21191631), (31, 12988419), (57, 7063877), (67, 6009567), (93, 4329473), (179, 2249391), (201, 2003189), (361, 1115349), (537, 749797), (589, 683601), (1083, 371783), (1273, 316293), (1767, 227867), (2077, 193857), (3401, 118389), (3819, 105431), (5549, 72561), (6231, 64619), (10203, 39463), (11191, 35979), (11993, 33573), (16647, 24187)]