890752995

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{9623}}^1$

素因数の和:9673

約数の個数: 72

約数和(自身を含む): 1797108768

約数和(自身を除く): 906355773

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 121, 153, 165, 187, 255, 363, 495, 561, 605, 765, 935, 1089, 1683, 1815, 2057, 2805, 5445, 6171, 8415, 9623, 10285, 18513, 28869, 30855, 48115, 86607, 92565, 105853, 144345, 163591, 317559, 433035, 490773, 529265, 817955, 952677, 1164383, 1472319, 1587795, 1799501, 2453865, 3493149, 4763385, 5398503, 5821915, 7361595, 8997505, 10479447, 16195509, 17465745, 19794511, 26992515, 52397235, 59383533, 80977545, 98972555, 178150599, 296917665, 890752995]

約数ペア:

[(1, 890752995), (3, 296917665), (5, 178150599), (9, 98972555), (11, 80977545), (15, 59383533), (17, 52397235), (33, 26992515), (45, 19794511), (51, 17465745), (55, 16195509), (85, 10479447), (99, 8997505), (121, 7361595), (153, 5821915), (165, 5398503), (187, 4763385), (255, 3493149), (363, 2453865), (495, 1799501), (561, 1587795), (605, 1472319), (765, 1164383), (935, 952677), (1089, 817955), (1683, 529265), (1815, 490773), (2057, 433035), (2805, 317559), (5445, 163591), (6171, 144345), (8415, 105853), (9623, 92565), (10285, 86607), (18513, 48115), (28869, 30855)]