15203740041

素因数分解:

$3^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{310591}}^1$

素因数の和:310651

約数の個数: 48

約数和(自身を含む): 26909690880

約数和(自身を除く): 11705950839

約数列:

[1, 3, 7, 9, 21, 27, 37, 49, 63, 111, 147, 189, 259, 333, 441, 777, 999, 1323, 1813, 2331, 5439, 6993, 16317, 48951, 310591, 931773, 2174137, 2795319, 6522411, 8385957, 11491867, 15218959, 19567233, 34475601, 45656877, 58701699, 80443069, 103426803, 136970631, 241329207, 310280409, 410911893, 563101483, 723987621, 1689304449, 2171962863, 5067913347, 15203740041]

約数ペア:

[(1, 15203740041), (3, 5067913347), (7, 2171962863), (9, 1689304449), (21, 723987621), (27, 563101483), (37, 410911893), (49, 310280409), (63, 241329207), (111, 136970631), (147, 103426803), (189, 80443069), (259, 58701699), (333, 45656877), (441, 34475601), (777, 19567233), (999, 15218959), (1323, 11491867), (1813, 8385957), (2331, 6522411), (5439, 2795319), (6993, 2174137), (16317, 931773), (48951, 310591)]