898045197

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{1579}}^1$

素因数の和:1722

約数の個数: 48

約数和(自身を含む): 1439519040

約数和(自身を除く): 541473843

約数列:

[1, 3, 7, 21, 49, 53, 73, 147, 159, 219, 371, 511, 1113, 1533, 1579, 2597, 3577, 3869, 4737, 7791, 10731, 11053, 11607, 27083, 33159, 77371, 81249, 83687, 115267, 189581, 232113, 251061, 345801, 568743, 585809, 806869, 1757427, 2420607, 4100663, 5648083, 6109151, 12301989, 16944249, 18327453, 42764057, 128292171, 299348399, 898045197]

約数ペア:

[(1, 898045197), (3, 299348399), (7, 128292171), (21, 42764057), (49, 18327453), (53, 16944249), (73, 12301989), (147, 6109151), (159, 5648083), (219, 4100663), (371, 2420607), (511, 1757427), (1113, 806869), (1533, 585809), (1579, 568743), (2597, 345801), (3577, 251061), (3869, 232113), (4737, 189581), (7791, 115267), (10731, 83687), (11053, 81249), (11607, 77371), (27083, 33159)]