128972007

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{12343}}^1$

素因数の和:12401

約数の個数: 24

約数和(自身を含む): 197701504

約数和(自身を除く): 68729497

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 387, 1161, 3483, 10449, 12343, 37029, 111087, 333261, 530749, 999783, 1592247, 2999349, 4776741, 14330223, 42990669, 128972007]

約数ペア:

[(1, 128972007), (3, 42990669), (9, 14330223), (27, 4776741), (43, 2999349), (81, 1592247), (129, 999783), (243, 530749), (387, 333261), (1161, 111087), (3483, 37029), (10449, 12343)]