191660855

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 246879360

約数和(自身を除く): 55218505

約数列:

[1, 5, 29, 41, 103, 145, 205, 313, 515, 1189, 1565, 2987, 4223, 5945, 9077, 12833, 14935, 21115, 32239, 45385, 64165, 122467, 161195, 372157, 612335, 934931, 1321799, 1860785, 4674655, 6608995, 38332171, 191660855]

約数ペア:

[(1, 191660855), (5, 38332171), (29, 6608995), (41, 4674655), (103, 1860785), (145, 1321799), (205, 934931), (313, 612335), (515, 372157), (1189, 161195), (1565, 122467), (2987, 64165), (4223, 45385), (5945, 32239), (9077, 21115), (12833, 14935)]