427686909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{1201}}^1$

素因数の和:1637

約数の個数: 32

約数和(自身を含む): 642964224

約数和(自身を除く): 215277315

約数列:

[1, 3, 13, 23, 39, 69, 299, 397, 897, 1191, 1201, 3603, 5161, 9131, 15483, 15613, 27393, 27623, 46839, 82869, 118703, 356109, 359099, 476797, 1077297, 1430391, 6198361, 10966331, 18595083, 32898993, 142562303, 427686909]

約数ペア:

[(1, 427686909), (3, 142562303), (13, 32898993), (23, 18595083), (39, 10966331), (69, 6198361), (299, 1430391), (397, 1077297), (897, 476797), (1191, 359099), (1201, 356109), (3603, 118703), (5161, 82869), (9131, 46839), (15483, 27623), (15613, 27393)]