30749997

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1993}}^1$

素因数の和:2172

約数の個数: 16

約数和(自身を含む): 42432320

約数和(自身を除く): 11682323

約数列:

[1, 3, 37, 111, 139, 417, 1993, 5143, 5979, 15429, 73741, 221223, 277027, 831081, 10249999, 30749997]

約数ペア:

[(1, 30749997), (3, 10249999), (37, 831081), (111, 277027), (139, 221223), (417, 73741), (1993, 15429), (5143, 5979)]