25300899

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 41513472

約数和(自身を除く): 16212573

約数列:

[1, 3, 9, 13, 39, 43, 47, 107, 117, 129, 141, 321, 387, 423, 559, 611, 963, 1391, 1677, 1833, 2021, 4173, 4601, 5029, 5031, 5499, 6063, 12519, 13803, 15087, 18189, 26273, 41409, 45261, 59813, 65377, 78819, 179439, 196131, 216247, 236457, 538317, 588393, 648741, 1946223, 2811211, 8433633, 25300899]

約数ペア:

[(1, 25300899), (3, 8433633), (9, 2811211), (13, 1946223), (39, 648741), (43, 588393), (47, 538317), (107, 236457), (117, 216247), (129, 196131), (141, 179439), (321, 78819), (387, 65377), (423, 59813), (559, 45261), (611, 41409), (963, 26273), (1391, 18189), (1677, 15087), (1833, 13803), (2021, 12519), (4173, 6063), (4601, 5499), (5029, 5031)]