38364495

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 71414784

約数和(自身を除く): 33050289

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 71, 85, 163, 195, 213, 221, 255, 355, 489, 663, 815, 923, 1065, 1105, 1207, 2119, 2445, 2769, 2771, 3315, 3621, 4615, 6035, 6357, 8313, 10595, 11573, 13845, 13855, 15691, 18105, 31785, 34719, 36023, 41565, 47073, 57865, 78455, 108069, 150449, 173595, 180115, 196741, 235365, 451347, 540345, 590223, 752245, 983705, 2256735, 2557633, 2951115, 7672899, 12788165, 38364495]

約数ペア:

[(1, 38364495), (3, 12788165), (5, 7672899), (13, 2951115), (15, 2557633), (17, 2256735), (39, 983705), (51, 752245), (65, 590223), (71, 540345), (85, 451347), (163, 235365), (195, 196741), (213, 180115), (221, 173595), (255, 150449), (355, 108069), (489, 78455), (663, 57865), (815, 47073), (923, 41565), (1065, 36023), (1105, 34719), (1207, 31785), (2119, 18105), (2445, 15691), (2769, 13855), (2771, 13845), (3315, 11573), (3621, 10595), (4615, 8313), (6035, 6357)]