138359728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{14153}}^1$

素因数の和:14221

約数の個数: 40

約数和(自身を含む): 294856128

約数和(自身を除く): 156496400

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776, 14153, 28306, 56612, 113224, 183989, 226448, 367978, 665191, 735956, 1330382, 1471912, 2660764, 2943824, 5321528, 8647483, 10643056, 17294966, 34589932, 69179864, 138359728]

約数ペア:

[(1, 138359728), (2, 69179864), (4, 34589932), (8, 17294966), (13, 10643056), (16, 8647483), (26, 5321528), (47, 2943824), (52, 2660764), (94, 1471912), (104, 1330382), (188, 735956), (208, 665191), (376, 367978), (611, 226448), (752, 183989), (1222, 113224), (2444, 56612), (4888, 28306), (9776, 14153)]