1891546215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{88993}}^1$

素因数の和:89123

約数の個数: 32

約数和(自身を含む): 3289218240

約数和(自身を除く): 1397672025

約数列:

[1, 3, 5, 13, 15, 39, 65, 109, 195, 327, 545, 1417, 1635, 4251, 7085, 21255, 88993, 266979, 444965, 1156909, 1334895, 3470727, 5784545, 9700237, 17353635, 29100711, 48501185, 126103081, 145503555, 378309243, 630515405, 1891546215]

約数ペア:

[(1, 1891546215), (3, 630515405), (5, 378309243), (13, 145503555), (15, 126103081), (39, 48501185), (65, 29100711), (109, 17353635), (195, 9700237), (327, 5784545), (545, 3470727), (1417, 1334895), (1635, 1156909), (4251, 444965), (7085, 266979), (21255, 88993)]