61809319

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 76382208

約数和(自身を除く): 14572889

約数列:

[1, 11, 13, 31, 73, 143, 191, 341, 403, 803, 949, 2101, 2263, 2483, 4433, 5921, 10439, 13943, 24893, 27313, 29419, 65131, 76973, 153373, 181259, 323609, 432233, 846703, 1993849, 4754563, 5619029, 61809319]

約数ペア:

[(1, 61809319), (11, 5619029), (13, 4754563), (31, 1993849), (73, 846703), (143, 432233), (191, 323609), (341, 181259), (403, 153373), (803, 76973), (949, 65131), (2101, 29419), (2263, 27313), (2483, 24893), (4433, 13943), (5921, 10439)]