139398408

素因数分解:

$2^3\times 3^5\times {\mathrm{71707}}^1$

素因数の和:71728

約数の個数: 48

約数和(自身を含む): 391525680

約数和(自身を除く): 252127272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 71707, 143414, 215121, 286828, 430242, 573656, 645363, 860484, 1290726, 1720968, 1936089, 2581452, 3872178, 5162904, 5808267, 7744356, 11616534, 15488712, 17424801, 23233068, 34849602, 46466136, 69699204, 139398408]

約数ペア:

[(1, 139398408), (2, 69699204), (3, 46466136), (4, 34849602), (6, 23233068), (8, 17424801), (9, 15488712), (12, 11616534), (18, 7744356), (24, 5808267), (27, 5162904), (36, 3872178), (54, 2581452), (72, 1936089), (81, 1720968), (108, 1290726), (162, 860484), (216, 645363), (243, 573656), (324, 430242), (486, 286828), (648, 215121), (972, 143414), (1944, 71707)]