1290019262

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{235663}}^1$

素因数の和:235712

約数の個数: 32

約数和(自身を含む): 2443364352

約数和(自身を除く): 1153345090

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 119, 161, 238, 322, 391, 782, 2737, 5474, 235663, 471326, 1649641, 3299282, 4006271, 5420249, 8012542, 10840498, 28043897, 37941743, 56087794, 75883486, 92144233, 184288466, 645009631, 1290019262]

約数ペア:

[(1, 1290019262), (2, 645009631), (7, 184288466), (14, 92144233), (17, 75883486), (23, 56087794), (34, 37941743), (46, 28043897), (119, 10840498), (161, 8012542), (238, 5420249), (322, 4006271), (391, 3299282), (782, 1649641), (2737, 471326), (5474, 235663)]