81299898

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2671}}^1$

素因数の和:2787

約数の個数: 48

約数和(自身を含む): 187574400

約数和(自身を除く): 106274502

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 89, 114, 171, 178, 267, 342, 534, 801, 1602, 1691, 2671, 3382, 5073, 5342, 8013, 10146, 15219, 16026, 24039, 30438, 48078, 50749, 101498, 152247, 237719, 304494, 456741, 475438, 713157, 913482, 1426314, 2139471, 4278942, 4516661, 9033322, 13549983, 27099966, 40649949, 81299898]

約数ペア:

[(1, 81299898), (2, 40649949), (3, 27099966), (6, 13549983), (9, 9033322), (18, 4516661), (19, 4278942), (38, 2139471), (57, 1426314), (89, 913482), (114, 713157), (171, 475438), (178, 456741), (267, 304494), (342, 237719), (534, 152247), (801, 101498), (1602, 50749), (1691, 48078), (2671, 30438), (3382, 24039), (5073, 16026), (5342, 15219), (8013, 10146)]