71334680321

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1\times {\mathrm{1499}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 77884800000

約数和(自身を除く): 6550119679

約数列:

[1, 19, 37, 139, 487, 703, 1499, 2641, 5143, 9253, 18019, 28481, 55463, 67693, 97717, 208361, 342361, 730013, 1053797, 1286167, 2504641, 3958859, 7709357, 13870247, 27010481, 47588179, 101471807, 146477783, 513199139, 1927964333, 3754456859, 71334680321]

約数ペア:

[(1, 71334680321), (19, 3754456859), (37, 1927964333), (139, 513199139), (487, 146477783), (703, 101471807), (1499, 47588179), (2641, 27010481), (5143, 13870247), (9253, 7709357), (18019, 3958859), (28481, 2504641), (55463, 1286167), (67693, 1053797), (97717, 730013), (208361, 342361)]