49137813

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{487}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 75659520

約数和(自身を除く): 26521707

約数列:

[1, 3, 9, 27, 37, 101, 111, 303, 333, 487, 909, 999, 1461, 2727, 3737, 4383, 11211, 13149, 18019, 33633, 49187, 54057, 100899, 147561, 162171, 442683, 486513, 1328049, 1819919, 5459757, 16379271, 49137813]

約数ペア:

[(1, 49137813), (3, 16379271), (9, 5459757), (27, 1819919), (37, 1328049), (101, 486513), (111, 442683), (303, 162171), (333, 147561), (487, 100899), (909, 54057), (999, 49187), (1461, 33633), (2727, 18019), (3737, 13149), (4383, 11211)]