31642828

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 70383600

約数和(自身を除く): 38740772

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 49, 58, 76, 98, 116, 133, 196, 203, 266, 293, 406, 532, 551, 586, 812, 931, 1102, 1172, 1421, 1862, 2051, 2204, 2842, 3724, 3857, 4102, 5567, 5684, 7714, 8204, 8497, 11134, 14357, 15428, 16994, 22268, 26999, 28714, 33988, 38969, 53998, 57428, 59479, 77938, 107996, 118958, 155876, 161443, 237916, 272783, 322886, 416353, 545566, 645772, 832706, 1091132, 1130101, 1665412, 2260202, 4520404, 7910707, 15821414, 31642828]

約数ペア:

[(1, 31642828), (2, 15821414), (4, 7910707), (7, 4520404), (14, 2260202), (19, 1665412), (28, 1130101), (29, 1091132), (38, 832706), (49, 645772), (58, 545566), (76, 416353), (98, 322886), (116, 272783), (133, 237916), (196, 161443), (203, 155876), (266, 118958), (293, 107996), (406, 77938), (532, 59479), (551, 57428), (586, 53998), (812, 38969), (931, 33988), (1102, 28714), (1172, 26999), (1421, 22268), (1862, 16994), (2051, 15428), (2204, 14357), (2842, 11134), (3724, 8497), (3857, 8204), (4102, 7714), (5567, 5684)]