1278906464

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{213721}}^1$

素因数の和:213759

約数の個数: 48

約数和(自身を含む): 2908328976

約数和(自身を除く): 1629422512

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 176, 187, 272, 352, 374, 544, 748, 1496, 2992, 5984, 213721, 427442, 854884, 1709768, 2350931, 3419536, 3633257, 4701862, 6839072, 7266514, 9403724, 14533028, 18807448, 29066056, 37614896, 39965827, 58132112, 75229792, 79931654, 116264224, 159863308, 319726616, 639453232, 1278906464]

約数ペア:

[(1, 1278906464), (2, 639453232), (4, 319726616), (8, 159863308), (11, 116264224), (16, 79931654), (17, 75229792), (22, 58132112), (32, 39965827), (34, 37614896), (44, 29066056), (68, 18807448), (88, 14533028), (136, 9403724), (176, 7266514), (187, 6839072), (272, 4701862), (352, 3633257), (374, 3419536), (544, 2350931), (748, 1709768), (1496, 854884), (2992, 427442), (5984, 213721)]