128163958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{2003}}^1$

素因数の和:2148

約数の個数: 32

約数和(自身を含む): 218163456

約数和(自身を除く): 89999498

約数列:

[1, 2, 13, 23, 26, 46, 107, 214, 299, 598, 1391, 2003, 2461, 2782, 4006, 4922, 26039, 31993, 46069, 52078, 63986, 92138, 214321, 428642, 598897, 1197794, 2786173, 4929383, 5572346, 9858766, 64081979, 128163958]

約数ペア:

[(1, 128163958), (2, 64081979), (13, 9858766), (23, 5572346), (26, 4929383), (46, 2786173), (107, 1197794), (214, 598897), (299, 428642), (598, 214321), (1391, 92138), (2003, 63986), (2461, 52078), (2782, 46069), (4006, 31993), (4922, 26039)]