149999487

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{617}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 224259840

約数和(自身を除く): 74260353

約数列:

[1, 3, 11, 33, 53, 139, 159, 417, 583, 617, 1529, 1749, 1851, 4587, 6787, 7367, 20361, 22101, 32701, 81037, 85763, 98103, 243111, 257289, 359711, 943393, 1079133, 2830179, 4545439, 13636317, 49999829, 149999487]

約数ペア:

[(1, 149999487), (3, 49999829), (11, 13636317), (33, 4545439), (53, 2830179), (139, 1079133), (159, 943393), (417, 359711), (583, 257289), (617, 243111), (1529, 98103), (1749, 85763), (1851, 81037), (4587, 32701), (6787, 22101), (7367, 20361)]