31431816

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{33581}}^1$

素因数の和:33606

約数の個数: 48

約数和(自身を含む): 91678860

約数和(自身を除く): 60247044

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 33581, 67162, 100743, 134324, 201486, 268648, 302229, 402972, 436553, 604458, 805944, 873106, 1208916, 1309659, 1746212, 2417832, 2619318, 3492424, 3928977, 5238636, 7857954, 10477272, 15715908, 31431816]

約数ペア:

[(1, 31431816), (2, 15715908), (3, 10477272), (4, 7857954), (6, 5238636), (8, 3928977), (9, 3492424), (12, 2619318), (13, 2417832), (18, 1746212), (24, 1309659), (26, 1208916), (36, 873106), (39, 805944), (52, 604458), (72, 436553), (78, 402972), (104, 302229), (117, 268648), (156, 201486), (234, 134324), (312, 100743), (468, 67162), (936, 33581)]