17865081

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 29405376

約数和(自身を除く): 11540295

約数列:

[1, 3, 9, 13, 39, 43, 53, 67, 117, 129, 159, 201, 387, 477, 559, 603, 689, 871, 1677, 2067, 2279, 2613, 2881, 3551, 5031, 6201, 6837, 7839, 8643, 10653, 20511, 25929, 29627, 31959, 37453, 46163, 88881, 112359, 138489, 152693, 266643, 337077, 415467, 458079, 1374237, 1985009, 5955027, 17865081]

約数ペア:

[(1, 17865081), (3, 5955027), (9, 1985009), (13, 1374237), (39, 458079), (43, 415467), (53, 337077), (67, 266643), (117, 152693), (129, 138489), (159, 112359), (201, 88881), (387, 46163), (477, 37453), (559, 31959), (603, 29627), (689, 25929), (871, 20511), (1677, 10653), (2067, 8643), (2279, 7839), (2613, 6837), (2881, 6201), (3551, 5031)]