211553672

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{77549}}^1$

素因数の和:77597

約数の個数: 32

約数和(自身を含む): 446688000

約数和(自身を除く): 235134328

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 124, 248, 341, 682, 1364, 2728, 77549, 155098, 310196, 620392, 853039, 1706078, 2404019, 3412156, 4808038, 6824312, 9616076, 19232152, 26444209, 52888418, 105776836, 211553672]

約数ペア:

[(1, 211553672), (2, 105776836), (4, 52888418), (8, 26444209), (11, 19232152), (22, 9616076), (31, 6824312), (44, 4808038), (62, 3412156), (88, 2404019), (124, 1706078), (248, 853039), (341, 620392), (682, 310196), (1364, 155098), (2728, 77549)]