26719641

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 43819776

約数和(自身を除く): 17100135

約数列:

[1, 3, 9, 13, 39, 43, 47, 113, 117, 129, 141, 339, 387, 423, 559, 611, 1017, 1469, 1677, 1833, 2021, 4407, 4859, 5031, 5311, 5499, 6063, 13221, 14577, 15933, 18189, 26273, 43731, 47799, 63167, 69043, 78819, 189501, 207129, 228373, 236457, 568503, 621387, 685119, 2055357, 2968849, 8906547, 26719641]

約数ペア:

[(1, 26719641), (3, 8906547), (9, 2968849), (13, 2055357), (39, 685119), (43, 621387), (47, 568503), (113, 236457), (117, 228373), (129, 207129), (141, 189501), (339, 78819), (387, 69043), (423, 63167), (559, 47799), (611, 43731), (1017, 26273), (1469, 18189), (1677, 15933), (1833, 14577), (2021, 13221), (4407, 6063), (4859, 5499), (5031, 5311)]