27218355

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2221}}^1$

素因数の和:2291

約数の個数: 32

約数和(自身を含む): 46928640

約数和(自身を除く): 19710285

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 645, 817, 2221, 2451, 4085, 6663, 11105, 12255, 33315, 42199, 95503, 126597, 210995, 286509, 477515, 632985, 1432545, 1814557, 5443671, 9072785, 27218355]

約数ペア:

[(1, 27218355), (3, 9072785), (5, 5443671), (15, 1814557), (19, 1432545), (43, 632985), (57, 477515), (95, 286509), (129, 210995), (215, 126597), (285, 95503), (645, 42199), (817, 33315), (2221, 12255), (2451, 11105), (4085, 6663)]