189277575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2801}}^1$

素因数の和:2884

約数の個数: 48

約数和(自身を含む): 337719456

約数和(自身を除く): 148441881

約数列:

[1, 3, 5, 15, 17, 25, 51, 53, 75, 85, 159, 255, 265, 425, 795, 901, 1275, 1325, 2703, 2801, 3975, 4505, 8403, 13515, 14005, 22525, 42015, 47617, 67575, 70025, 142851, 148453, 210075, 238085, 445359, 714255, 742265, 1190425, 2226795, 2523701, 3571275, 3711325, 7571103, 11133975, 12618505, 37855515, 63092525, 189277575]

約数ペア:

[(1, 189277575), (3, 63092525), (5, 37855515), (15, 12618505), (17, 11133975), (25, 7571103), (51, 3711325), (53, 3571275), (75, 2523701), (85, 2226795), (159, 1190425), (255, 742265), (265, 714255), (425, 445359), (795, 238085), (901, 210075), (1275, 148453), (1325, 142851), (2703, 70025), (2801, 67575), (3975, 47617), (4505, 42015), (8403, 22525), (13515, 14005)]