1912855

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:127

約数の個数: 32

約数和(自身を含む): 2838528

約数和(自身を除く): 925673

約数列:

[1, 5, 7, 31, 35, 41, 43, 155, 205, 215, 217, 287, 301, 1085, 1271, 1333, 1435, 1505, 1763, 6355, 6665, 8815, 8897, 9331, 12341, 44485, 46655, 54653, 61705, 273265, 382571, 1912855]

約数ペア:

[(1, 1912855), (5, 382571), (7, 273265), (31, 61705), (35, 54653), (41, 46655), (43, 44485), (155, 12341), (205, 9331), (215, 8897), (217, 8815), (287, 6665), (301, 6355), (1085, 1763), (1271, 1505), (1333, 1435)]