28305186186116

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1\times {\mathrm{20392139}}^1$

素因数の和:20392796

約数の個数: 48

約数和(自身を含む): 57349223164800

約数和(自身を除く): 29044036978684

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 557, 623, 1114, 1246, 2228, 2492, 3899, 7798, 15596, 49573, 99146, 198292, 347011, 694022, 1388044, 20392139, 40784278, 81568556, 142744973, 285489946, 570979892, 1814900371, 3629800742, 7259601484, 11358421423, 12704302597, 22716842846, 25408605194, 45433685692, 50817210388, 79508949961, 159017899922, 318035799844, 1010899506647, 2021799013294, 4043598026588, 7076296546529, 14152593093058, 28305186186116]

約数ペア:

[(1, 28305186186116), (2, 14152593093058), (4, 7076296546529), (7, 4043598026588), (14, 2021799013294), (28, 1010899506647), (89, 318035799844), (178, 159017899922), (356, 79508949961), (557, 50817210388), (623, 45433685692), (1114, 25408605194), (1246, 22716842846), (2228, 12704302597), (2492, 11358421423), (3899, 7259601484), (7798, 3629800742), (15596, 1814900371), (49573, 570979892), (99146, 285489946), (198292, 142744973), (347011, 81568556), (694022, 40784278), (1388044, 20392139)]