15997136

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{571}}^1$

素因数の和:699

約数の個数: 40

約数和(自身を含む): 33194304

約数和(自身を除く): 17197168

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 103, 136, 206, 272, 412, 571, 824, 1142, 1648, 1751, 2284, 3502, 4568, 7004, 9136, 9707, 14008, 19414, 28016, 38828, 58813, 77656, 117626, 155312, 235252, 470504, 941008, 999821, 1999642, 3999284, 7998568, 15997136]

約数ペア:

[(1, 15997136), (2, 7998568), (4, 3999284), (8, 1999642), (16, 999821), (17, 941008), (34, 470504), (68, 235252), (103, 155312), (136, 117626), (206, 77656), (272, 58813), (412, 38828), (571, 28016), (824, 19414), (1142, 14008), (1648, 9707), (1751, 9136), (2284, 7004), (3502, 4568)]