211219390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{65393}}^1$

素因数の和:65436

約数の個数: 32

約数和(自身を含む): 423753120

約数和(自身を除く): 212533730

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 65393, 130786, 326965, 653930, 1111681, 1242467, 2223362, 2484934, 5558405, 6212335, 11116810, 12424670, 21121939, 42243878, 105609695, 211219390]

約数ペア:

[(1, 211219390), (2, 105609695), (5, 42243878), (10, 21121939), (17, 12424670), (19, 11116810), (34, 6212335), (38, 5558405), (85, 2484934), (95, 2223362), (170, 1242467), (190, 1111681), (323, 653930), (646, 326965), (1615, 130786), (3230, 65393)]