1279165778

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{21059}}^1$

素因数の和:21334

約数の個数: 24

約数和(自身を含む): 2117540880

約数和(自身を除く): 838375102

約数列:

[1, 2, 11, 22, 121, 242, 251, 502, 2761, 5522, 21059, 30371, 42118, 60742, 231649, 463298, 2548139, 5096278, 5285809, 10571618, 58143899, 116287798, 639582889, 1279165778]

約数ペア:

[(1, 1279165778), (2, 639582889), (11, 116287798), (22, 58143899), (121, 10571618), (242, 5285809), (251, 5096278), (502, 2548139), (2761, 463298), (5522, 231649), (21059, 60742), (30371, 42118)]