156540231

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 247665600

約数和(自身を除く): 91125369

約数列:

[1, 3, 9, 23, 29, 69, 87, 89, 207, 261, 267, 293, 667, 801, 879, 2001, 2047, 2581, 2637, 6003, 6141, 6739, 7743, 8497, 18423, 20217, 23229, 25491, 26077, 59363, 60651, 76473, 78231, 178089, 195431, 234693, 534267, 586293, 599771, 756233, 1758879, 1799313, 2268699, 5397939, 6806097, 17393359, 52180077, 156540231]

約数ペア:

[(1, 156540231), (3, 52180077), (9, 17393359), (23, 6806097), (29, 5397939), (69, 2268699), (87, 1799313), (89, 1758879), (207, 756233), (261, 599771), (267, 586293), (293, 534267), (667, 234693), (801, 195431), (879, 178089), (2001, 78231), (2047, 76473), (2581, 60651), (2637, 59363), (6003, 26077), (6141, 25491), (6739, 23229), (7743, 20217), (8497, 18423)]