81998748

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{175211}}^1$

素因数の和:175234

約数の個数: 36

約数和(自身を含む): 223220088

約数和(自身を除く): 141221340

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 175211, 350422, 525633, 700844, 1051266, 1576899, 2102532, 2277743, 3153798, 4555486, 6307596, 6833229, 9110972, 13666458, 20499687, 27332916, 40999374, 81998748]

約数ペア:

[(1, 81998748), (2, 40999374), (3, 27332916), (4, 20499687), (6, 13666458), (9, 9110972), (12, 6833229), (13, 6307596), (18, 4555486), (26, 3153798), (36, 2277743), (39, 2102532), (52, 1576899), (78, 1051266), (117, 700844), (156, 525633), (234, 350422), (468, 175211)]