68761719

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 114476544

約数和(自身を除く): 45714825

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 181, 191, 221, 543, 573, 663, 1629, 1719, 1989, 2353, 2483, 3077, 3247, 7059, 7449, 9231, 9741, 21177, 22347, 27693, 29223, 34571, 40001, 42211, 103713, 120003, 126633, 311139, 360009, 379899, 449423, 587707, 1348269, 1763121, 4044807, 5289363, 7640191, 22920573, 68761719]

約数ペア:

[(1, 68761719), (3, 22920573), (9, 7640191), (13, 5289363), (17, 4044807), (39, 1763121), (51, 1348269), (117, 587707), (153, 449423), (181, 379899), (191, 360009), (221, 311139), (543, 126633), (573, 120003), (663, 103713), (1629, 42211), (1719, 40001), (1989, 34571), (2353, 29223), (2483, 27693), (3077, 22347), (3247, 21177), (7059, 9741), (7449, 9231)]