31142937

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 49248000

約数和(自身を除く): 18105063

約数列:

[1, 3, 7, 21, 37, 111, 149, 259, 269, 447, 777, 807, 1043, 1883, 3129, 5513, 5649, 9953, 16539, 29859, 38591, 40081, 69671, 115773, 120243, 209013, 280567, 841701, 1482997, 4448991, 10380979, 31142937]

約数ペア:

[(1, 31142937), (3, 10380979), (7, 4448991), (21, 1482997), (37, 841701), (111, 280567), (149, 209013), (259, 120243), (269, 115773), (447, 69671), (777, 40081), (807, 38591), (1043, 29859), (1883, 16539), (3129, 9953), (5513, 5649)]