39251961

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 68530176

約数和(自身を除く): 29278215

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 103, 161, 207, 263, 309, 483, 721, 789, 927, 1449, 1841, 2163, 2367, 2369, 5523, 6049, 6489, 7107, 16569, 16583, 18147, 21321, 27089, 42343, 49749, 54441, 81267, 127029, 149247, 189623, 243801, 381087, 568869, 623047, 1706607, 1869141, 4361329, 5607423, 13083987, 39251961]

約数ペア:

[(1, 39251961), (3, 13083987), (7, 5607423), (9, 4361329), (21, 1869141), (23, 1706607), (63, 623047), (69, 568869), (103, 381087), (161, 243801), (207, 189623), (263, 149247), (309, 127029), (483, 81267), (721, 54441), (789, 49749), (927, 42343), (1449, 27089), (1841, 21321), (2163, 18147), (2367, 16583), (2369, 16569), (5523, 7107), (6049, 6489)]