238718454

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2687}}^1$

素因数の和:2789

約数の個数: 64

約数和(自身を含む): 552738816

約数和(自身を除く): 314020362

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 67, 78, 102, 134, 201, 221, 402, 442, 663, 871, 1139, 1326, 1742, 2278, 2613, 2687, 3417, 5226, 5374, 6834, 8061, 14807, 16122, 29614, 34931, 44421, 45679, 69862, 88842, 91358, 104793, 137037, 180029, 209586, 274074, 360058, 540087, 593827, 1080174, 1187654, 1781481, 2340377, 3060493, 3562962, 4680754, 6120986, 7021131, 9181479, 14042262, 18362958, 39786409, 79572818, 119359227, 238718454]

約数ペア:

[(1, 238718454), (2, 119359227), (3, 79572818), (6, 39786409), (13, 18362958), (17, 14042262), (26, 9181479), (34, 7021131), (39, 6120986), (51, 4680754), (67, 3562962), (78, 3060493), (102, 2340377), (134, 1781481), (201, 1187654), (221, 1080174), (402, 593827), (442, 540087), (663, 360058), (871, 274074), (1139, 209586), (1326, 180029), (1742, 137037), (2278, 104793), (2613, 91358), (2687, 88842), (3417, 69862), (5226, 45679), (5374, 44421), (6834, 34931), (8061, 29614), (14807, 16122)]