1587664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1$

素因数の和:487

約数の個数: 40

約数和(自身を含む): 3515400

約数和(自身を除く): 1927736

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 449, 884, 898, 1768, 1796, 3536, 3592, 5837, 7184, 7633, 11674, 15266, 23348, 30532, 46696, 61064, 93392, 99229, 122128, 198458, 396916, 793832, 1587664]

約数ペア:

[(1, 1587664), (2, 793832), (4, 396916), (8, 198458), (13, 122128), (16, 99229), (17, 93392), (26, 61064), (34, 46696), (52, 30532), (68, 23348), (104, 15266), (136, 11674), (208, 7633), (221, 7184), (272, 5837), (442, 3592), (449, 3536), (884, 1796), (898, 1768)]