1285756945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{2239}}^1$

素因数の和:2505

約数の個数: 32

約数和(自身を含む): 1724405760

約数和(自身を除く): 438648815

約数列:

[1, 5, 11, 53, 55, 197, 265, 583, 985, 2167, 2239, 2915, 10441, 10835, 11195, 24629, 52205, 114851, 118667, 123145, 441083, 574255, 593335, 1305337, 2205415, 4851913, 6526685, 23377399, 24259565, 116886995, 257151389, 1285756945]

約数ペア:

[(1, 1285756945), (5, 257151389), (11, 116886995), (53, 24259565), (55, 23377399), (197, 6526685), (265, 4851913), (583, 2205415), (985, 1305337), (2167, 593335), (2239, 574255), (2915, 441083), (10441, 123145), (10835, 118667), (11195, 114851), (24629, 52205)]