221574390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{388727}}^1$

素因数の和:388756

約数の個数: 32

約数和(自身を含む): 559768320

約数和(自身を除く): 338193930

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 388727, 777454, 1166181, 1943635, 2332362, 3887270, 5830905, 7385813, 11661810, 14771626, 22157439, 36929065, 44314878, 73858130, 110787195, 221574390]

約数ペア:

[(1, 221574390), (2, 110787195), (3, 73858130), (5, 44314878), (6, 36929065), (10, 22157439), (15, 14771626), (19, 11661810), (30, 7385813), (38, 5830905), (57, 3887270), (95, 2332362), (114, 1943635), (190, 1166181), (285, 777454), (570, 388727)]