64617642

素因数分解:

$2^1\times 3^3\times {\mathrm{643}}^1\times {\mathrm{1861}}^1$

素因数の和:2515

約数の個数: 32

約数和(自身を含む): 143895360

約数和(自身を除く): 79277718

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 643, 1286, 1861, 1929, 3722, 3858, 5583, 5787, 11166, 11574, 16749, 17361, 33498, 34722, 50247, 100494, 1196623, 2393246, 3589869, 7179738, 10769607, 21539214, 32308821, 64617642]

約数ペア:

[(1, 64617642), (2, 32308821), (3, 21539214), (6, 10769607), (9, 7179738), (18, 3589869), (27, 2393246), (54, 1196623), (643, 100494), (1286, 50247), (1861, 34722), (1929, 33498), (3722, 17361), (3858, 16749), (5583, 11574), (5787, 11166)]