315053128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{42667}}^1$

素因数の和:42757

約数の個数: 32

約数和(自身を含む): 645140160

約数和(自身を除く): 330087032

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 42667, 85334, 170668, 341336, 554671, 1109342, 2218684, 3029357, 4437368, 6058714, 12117428, 24234856, 39381641, 78763282, 157526564, 315053128]

約数ペア:

[(1, 315053128), (2, 157526564), (4, 78763282), (8, 39381641), (13, 24234856), (26, 12117428), (52, 6058714), (71, 4437368), (104, 3029357), (142, 2218684), (284, 1109342), (568, 554671), (923, 341336), (1846, 170668), (3692, 85334), (7384, 42667)]