2088889780901

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1427}}^1\times {\mathrm{48871}}^1$

素因数の和:50705

約数の個数: 32

約数和(自身を含む): 2612908247040

約数和(自身を除く): 524018466139

約数列:

[1, 7, 11, 77, 389, 1427, 2723, 4279, 9989, 15697, 29953, 48871, 109879, 342097, 537581, 555103, 3763067, 3885721, 6106133, 19010819, 42742931, 69738917, 133075733, 209119009, 488172419, 767128087, 1463833063, 5369896609, 27128438713, 189899070991, 298412825843, 2088889780901]

約数ペア:

[(1, 2088889780901), (7, 298412825843), (11, 189899070991), (77, 27128438713), (389, 5369896609), (1427, 1463833063), (2723, 767128087), (4279, 488172419), (9989, 209119009), (15697, 133075733), (29953, 69738917), (48871, 42742931), (109879, 19010819), (342097, 6106133), (537581, 3885721), (555103, 3763067)]