27720562455

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1447}}^1\times {\mathrm{2161}}^1$

素因数の和:3816

約数の個数: 48

約数和(自身を含む): 48348615744

約数和(自身を除く): 20628053289

約数列:

[1, 3, 5, 9, 15, 45, 197, 591, 985, 1447, 1773, 2161, 2955, 4341, 6483, 7235, 8865, 10805, 13023, 19449, 21705, 32415, 65115, 97245, 285059, 425717, 855177, 1277151, 1425295, 2128585, 2565531, 3126967, 3831453, 4275885, 6385755, 9380901, 12827655, 15634835, 19157265, 28142703, 46904505, 140713515, 616012499, 1848037497, 3080062495, 5544112491, 9240187485, 27720562455]

約数ペア:

[(1, 27720562455), (3, 9240187485), (5, 5544112491), (9, 3080062495), (15, 1848037497), (45, 616012499), (197, 140713515), (591, 46904505), (985, 28142703), (1447, 19157265), (1773, 15634835), (2161, 12827655), (2955, 9380901), (4341, 6385755), (6483, 4275885), (7235, 3831453), (8865, 3126967), (10805, 2565531), (13023, 2128585), (19449, 1425295), (21705, 1277151), (32415, 855177), (65115, 425717), (97245, 285059)]