989968408

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{865357}}^1$

素因数の和:865387

約数の個数: 32

約数和(自身を含む): 2180702160

約数和(自身を除く): 1190733752

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 865357, 1730714, 3461428, 6922856, 9518927, 11249641, 19037854, 22499282, 38075708, 44998564, 76151416, 89997128, 123746051, 247492102, 494984204, 989968408]

約数ペア:

[(1, 989968408), (2, 494984204), (4, 247492102), (8, 123746051), (11, 89997128), (13, 76151416), (22, 44998564), (26, 38075708), (44, 22499282), (52, 19037854), (88, 11249641), (104, 9518927), (143, 6922856), (286, 3461428), (572, 1730714), (1144, 865357)]