243390717

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{577}}^1\times {\mathrm{919}}^1$

素因数の和:1522

約数の個数: 32

約数和(自身を含む): 382867200

約数和(自身を除く): 139476483

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 577, 919, 1731, 2757, 5193, 8271, 9809, 15579, 15623, 24813, 29427, 46869, 88281, 140607, 264843, 421821, 530263, 1590789, 4772367, 9014471, 14317101, 27043413, 81130239, 243390717]

約数ペア:

[(1, 243390717), (3, 81130239), (9, 27043413), (17, 14317101), (27, 9014471), (51, 4772367), (153, 1590789), (459, 530263), (577, 421821), (919, 264843), (1731, 140607), (2757, 88281), (5193, 46869), (8271, 29427), (9809, 24813), (15579, 15623)]