221546916

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{323899}}^1$

素因数の和:323928

約数の個数: 36

約数和(自身を含む): 589498000

約数和(自身を除く): 367951084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 323899, 647798, 971697, 1295596, 1943394, 2915091, 3886788, 5830182, 6154081, 11660364, 12308162, 18462243, 24616324, 36924486, 55386729, 73848972, 110773458, 221546916]

約数ペア:

[(1, 221546916), (2, 110773458), (3, 73848972), (4, 55386729), (6, 36924486), (9, 24616324), (12, 18462243), (18, 12308162), (19, 11660364), (36, 6154081), (38, 5830182), (57, 3886788), (76, 2915091), (114, 1943394), (171, 1295596), (228, 971697), (342, 647798), (684, 323899)]