431388009

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 688501632

約数和(自身を除く): 257113623

約数列:

[1, 3, 9, 13, 39, 67, 113, 117, 201, 339, 487, 603, 871, 1017, 1461, 1469, 2613, 4383, 4407, 6331, 7571, 7839, 13221, 18993, 22713, 32629, 55031, 56979, 68139, 97887, 98423, 165093, 293661, 295269, 424177, 495279, 715403, 885807, 1272531, 2146209, 3687077, 3817593, 6438627, 11061231, 33183693, 47932001, 143796003, 431388009]

約数ペア:

[(1, 431388009), (3, 143796003), (9, 47932001), (13, 33183693), (39, 11061231), (67, 6438627), (113, 3817593), (117, 3687077), (201, 2146209), (339, 1272531), (487, 885807), (603, 715403), (871, 495279), (1017, 424177), (1461, 295269), (1469, 293661), (2613, 165093), (4383, 98423), (4407, 97887), (6331, 68139), (7571, 56979), (7839, 55031), (13221, 32629), (18993, 22713)]