72243358

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:864

約数の個数: 32

約数和(自身を含む): 125038080

約数和(自身を除く): 52794722

約数列:

[1, 2, 11, 19, 22, 38, 209, 401, 418, 431, 802, 862, 4411, 4741, 7619, 8189, 8822, 9482, 15238, 16378, 83809, 90079, 167618, 172831, 180158, 345662, 1901141, 3283789, 3802282, 6567578, 36121679, 72243358]

約数ペア:

[(1, 72243358), (2, 36121679), (11, 6567578), (19, 3802282), (22, 3283789), (38, 1901141), (209, 345662), (401, 180158), (418, 172831), (431, 167618), (802, 90079), (862, 83809), (4411, 16378), (4741, 15238), (7619, 9482), (8189, 8822)]