291217294

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1721}}^1$

素因数の和:1876

約数の個数: 32

約数和(自身を含む): 474032160

約数和(自身を除く): 182814866

約数列:

[1, 2, 19, 38, 61, 73, 122, 146, 1159, 1387, 1721, 2318, 2774, 3442, 4453, 8906, 32699, 65398, 84607, 104981, 125633, 169214, 209962, 251266, 1994639, 2387027, 3989278, 4774054, 7663613, 15327226, 145608647, 291217294]

約数ペア:

[(1, 291217294), (2, 145608647), (19, 15327226), (38, 7663613), (61, 4774054), (73, 3989278), (122, 2387027), (146, 1994639), (1159, 251266), (1387, 209962), (1721, 169214), (2318, 125633), (2774, 104981), (3442, 84607), (4453, 65398), (8906, 32699)]