12988791

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 19440720

約数和(自身を除く): 6451929

約数列:

[1, 3, 9, 59, 61, 177, 183, 401, 531, 549, 1203, 3599, 3609, 10797, 23659, 24461, 32391, 70977, 73383, 212931, 220149, 1443199, 4329597, 12988791]

約数ペア:

[(1, 12988791), (3, 4329597), (9, 1443199), (59, 220149), (61, 212931), (177, 73383), (183, 70977), (401, 32391), (531, 24461), (549, 23659), (1203, 10797), (3599, 3609)]