221570362

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{19501}}^1$

素因数の和:19558

約数の個数: 32

約数和(自身を含む): 393160320

約数和(自身を除く): 171589958

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 247, 299, 437, 494, 598, 874, 5681, 11362, 19501, 39002, 253513, 370519, 448523, 507026, 741038, 897046, 4816747, 5830799, 8521937, 9633494, 11661598, 17043874, 110785181, 221570362]

約数ペア:

[(1, 221570362), (2, 110785181), (13, 17043874), (19, 11661598), (23, 9633494), (26, 8521937), (38, 5830799), (46, 4816747), (247, 897046), (299, 741038), (437, 507026), (494, 448523), (598, 370519), (874, 253513), (5681, 39002), (11362, 19501)]