1561247612

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{1291}}^1$

素因数の和:1506

約数の個数: 48

約数和(自身を含む): 2865139200

約数和(自身を除く): 1303891588

約数列:

[1, 2, 4, 43, 79, 86, 89, 158, 172, 178, 316, 356, 1291, 2582, 3397, 3827, 5164, 6794, 7031, 7654, 13588, 14062, 15308, 28124, 55513, 101989, 111026, 114899, 203978, 222052, 229798, 302333, 407956, 459596, 604666, 1209332, 4385527, 4940657, 8771054, 9077021, 9881314, 17542108, 18154042, 19762628, 36308084, 390311903, 780623806, 1561247612]

約数ペア:

[(1, 1561247612), (2, 780623806), (4, 390311903), (43, 36308084), (79, 19762628), (86, 18154042), (89, 17542108), (158, 9881314), (172, 9077021), (178, 8771054), (316, 4940657), (356, 4385527), (1291, 1209332), (2582, 604666), (3397, 459596), (3827, 407956), (5164, 302333), (6794, 229798), (7031, 222052), (7654, 203978), (13588, 114899), (14062, 111026), (15308, 101989), (28124, 55513)]