221323492

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{3109}}^1$

素因数の和:3200

約数の個数: 36

約数和(自身を含む): 428825460

約数和(自身を除く): 207501968

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1369, 1924, 2738, 3109, 5476, 6218, 12436, 17797, 35594, 40417, 71188, 80834, 115033, 161668, 230066, 460132, 1495429, 2990858, 4256221, 5981716, 8512442, 17024884, 55330873, 110661746, 221323492]

約数ペア:

[(1, 221323492), (2, 110661746), (4, 55330873), (13, 17024884), (26, 8512442), (37, 5981716), (52, 4256221), (74, 2990858), (148, 1495429), (481, 460132), (962, 230066), (1369, 161668), (1924, 115033), (2738, 80834), (3109, 71188), (5476, 40417), (6218, 35594), (12436, 17797)]