216420516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{462437}}^1$

素因数の和:462460

約数の個数: 36

約数和(自身を含む): 589146012

約数和(自身を除く): 372725496

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 462437, 924874, 1387311, 1849748, 2774622, 4161933, 5549244, 6011681, 8323866, 12023362, 16647732, 18035043, 24046724, 36070086, 54105129, 72140172, 108210258, 216420516]

約数ペア:

[(1, 216420516), (2, 108210258), (3, 72140172), (4, 54105129), (6, 36070086), (9, 24046724), (12, 18035043), (13, 16647732), (18, 12023362), (26, 8323866), (36, 6011681), (39, 5549244), (52, 4161933), (78, 2774622), (117, 1849748), (156, 1387311), (234, 924874), (468, 462437)]