31126263

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 49459200

約数和(自身を除く): 18332937

約数列:

[1, 3, 7, 21, 31, 93, 137, 217, 349, 411, 651, 959, 1047, 2443, 2877, 4247, 7329, 10819, 12741, 29729, 32457, 47813, 75733, 89187, 143439, 227199, 334691, 1004073, 1482203, 4446609, 10375421, 31126263]

約数ペア:

[(1, 31126263), (3, 10375421), (7, 4446609), (21, 1482203), (31, 1004073), (93, 334691), (137, 227199), (217, 143439), (349, 89187), (411, 75733), (651, 47813), (959, 32457), (1047, 29729), (2443, 12741), (2877, 10819), (4247, 7329)]