15987692

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 33503232

約数和(自身を除く): 17515540

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 113, 124, 163, 217, 226, 326, 434, 452, 652, 791, 868, 1141, 1582, 2282, 3164, 3503, 4564, 5053, 7006, 10106, 14012, 18419, 20212, 24521, 35371, 36838, 49042, 70742, 73676, 98084, 128933, 141484, 257866, 515732, 570989, 1141978, 2283956, 3996923, 7993846, 15987692]

約数ペア:

[(1, 15987692), (2, 7993846), (4, 3996923), (7, 2283956), (14, 1141978), (28, 570989), (31, 515732), (62, 257866), (113, 141484), (124, 128933), (163, 98084), (217, 73676), (226, 70742), (326, 49042), (434, 36838), (452, 35371), (652, 24521), (791, 20212), (868, 18419), (1141, 14012), (1582, 10106), (2282, 7006), (3164, 5053), (3503, 4564)]