138550972

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{120689}}^1$

素因数の和:120741

約数の個数: 24

約数和(自身を含む): 283862880

約数和(自身を除く): 145311908

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 120689, 241378, 482756, 844823, 1689646, 3379292, 4948249, 9896498, 19792996, 34637743, 69275486, 138550972]

約数ペア:

[(1, 138550972), (2, 69275486), (4, 34637743), (7, 19792996), (14, 9896498), (28, 4948249), (41, 3379292), (82, 1689646), (164, 844823), (287, 482756), (574, 241378), (1148, 120689)]