1222920915

素因数分解:

$3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{212867}}^1$

素因数の和:213258

約数の個数: 16

約数和(自身を含む): 1961791488

約数和(自身を除く): 738870573

約数列:

[1, 3, 5, 15, 383, 1149, 1915, 5745, 212867, 638601, 1064335, 3193005, 81528061, 244584183, 407640305, 1222920915]

約数ペア:

[(1, 1222920915), (3, 407640305), (5, 244584183), (15, 81528061), (383, 3193005), (1149, 1064335), (1915, 638601), (5745, 212867)]