40100319

素因数分解:

$3^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{641}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 68206080

約数和(自身を除く): 28105761

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 331, 641, 993, 1923, 2317, 2979, 4487, 5769, 6951, 8937, 13461, 17307, 20853, 40383, 62559, 121149, 212171, 636513, 1485197, 1909539, 4455591, 5728617, 13366773, 40100319]

約数ペア:

[(1, 40100319), (3, 13366773), (7, 5728617), (9, 4455591), (21, 1909539), (27, 1485197), (63, 636513), (189, 212171), (331, 121149), (641, 62559), (993, 40383), (1923, 20853), (2317, 17307), (2979, 13461), (4487, 8937), (5769, 6951)]