211314828

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{7561}}^1$

素因数の和:7722

約数の個数: 48

約数和(自身を含む): 525952224

約数和(自身を除く): 314637396

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 137, 204, 274, 411, 548, 822, 1644, 2329, 4658, 6987, 7561, 9316, 13974, 15122, 22683, 27948, 30244, 45366, 90732, 128537, 257074, 385611, 514148, 771222, 1035857, 1542444, 2071714, 3107571, 4143428, 6215142, 12430284, 17609569, 35219138, 52828707, 70438276, 105657414, 211314828]

約数ペア:

[(1, 211314828), (2, 105657414), (3, 70438276), (4, 52828707), (6, 35219138), (12, 17609569), (17, 12430284), (34, 6215142), (51, 4143428), (68, 3107571), (102, 2071714), (137, 1542444), (204, 1035857), (274, 771222), (411, 514148), (548, 385611), (822, 257074), (1644, 128537), (2329, 90732), (4658, 45366), (6987, 30244), (7561, 27948), (9316, 22683), (13974, 15122)]