1388028355

素因数分解:

$5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1\times {\mathrm{1279}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 1930199040

約数和(自身を除く): 542170685

約数列:

[1, 5, 7, 35, 101, 307, 505, 707, 1279, 1535, 2149, 3535, 6395, 8953, 10745, 31007, 44765, 129179, 155035, 217049, 392653, 645895, 904253, 1085245, 1963265, 2748571, 4521265, 13742855, 39657953, 198289765, 277605671, 1388028355]

約数ペア:

[(1, 1388028355), (5, 277605671), (7, 198289765), (35, 39657953), (101, 13742855), (307, 4521265), (505, 2748571), (707, 1963265), (1279, 1085245), (1535, 904253), (2149, 645895), (3535, 392653), (6395, 217049), (8953, 155035), (10745, 129179), (31007, 44765)]