38545395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^2$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 74730240

約数和(自身を除く): 36184845

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 139, 285, 399, 417, 665, 695, 973, 1995, 2085, 2641, 2919, 4865, 7923, 13205, 14595, 18487, 19321, 39615, 55461, 57963, 92435, 96605, 135247, 277305, 289815, 367099, 405741, 676235, 1101297, 1835495, 2028705, 2569693, 5506485, 7709079, 12848465, 38545395]

約数ペア:

[(1, 38545395), (3, 12848465), (5, 7709079), (7, 5506485), (15, 2569693), (19, 2028705), (21, 1835495), (35, 1101297), (57, 676235), (95, 405741), (105, 367099), (133, 289815), (139, 277305), (285, 135247), (399, 96605), (417, 92435), (665, 57963), (695, 55461), (973, 39615), (1995, 19321), (2085, 18487), (2641, 14595), (2919, 13205), (4865, 7923)]