291258896

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{457}}^1\times {\mathrm{653}}^1$

素因数の和:1179

約数の個数: 40

約数和(自身を含む): 575700504

約数和(自身を除く): 284441608

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 457, 488, 653, 914, 976, 1306, 1828, 2612, 3656, 5224, 7312, 10448, 27877, 39833, 55754, 79666, 111508, 159332, 223016, 298421, 318664, 446032, 596842, 637328, 1193684, 2387368, 4774736, 18203681, 36407362, 72814724, 145629448, 291258896]

約数ペア:

[(1, 291258896), (2, 145629448), (4, 72814724), (8, 36407362), (16, 18203681), (61, 4774736), (122, 2387368), (244, 1193684), (457, 637328), (488, 596842), (653, 446032), (914, 318664), (976, 298421), (1306, 223016), (1828, 159332), (2612, 111508), (3656, 79666), (5224, 55754), (7312, 39833), (10448, 27877)]