186972387

素因数分解:

$3^1\times 7^3\times {\mathrm{109}}^1\times {\mathrm{1667}}^1$

素因数の和:1800

約数の個数: 32

約数和(自身を含む): 293568000

約数和(自身を除く): 106595613

約数列:

[1, 3, 7, 21, 49, 109, 147, 327, 343, 763, 1029, 1667, 2289, 5001, 5341, 11669, 16023, 35007, 37387, 81683, 112161, 181703, 245049, 545109, 571781, 1271921, 1715343, 3815763, 8903447, 26710341, 62324129, 186972387]

約数ペア:

[(1, 186972387), (3, 62324129), (7, 26710341), (21, 8903447), (49, 3815763), (109, 1715343), (147, 1271921), (327, 571781), (343, 545109), (763, 245049), (1029, 181703), (1667, 112161), (2289, 81683), (5001, 37387), (5341, 35007), (11669, 16023)]