81797112

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{16001}}^1$

素因数の和:16084

約数の個数: 48

約数和(自身を含む): 224668080

約数和(自身を除く): 142870968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 16001, 32002, 48003, 64004, 96006, 128008, 144009, 192012, 288018, 384024, 576036, 1136071, 1152072, 2272142, 3408213, 4544284, 6816426, 9088568, 10224639, 13632852, 20449278, 27265704, 40898556, 81797112]

約数ペア:

[(1, 81797112), (2, 40898556), (3, 27265704), (4, 20449278), (6, 13632852), (8, 10224639), (9, 9088568), (12, 6816426), (18, 4544284), (24, 3408213), (36, 2272142), (71, 1152072), (72, 1136071), (142, 576036), (213, 384024), (284, 288018), (426, 192012), (568, 144009), (639, 128008), (852, 96006), (1278, 64004), (1704, 48003), (2556, 32002), (5112, 16001)]