28978642017

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{3823}}^1$

素因数の和:3999

約数の個数: 96

約数和(自身を含む): 49508379648

約数和(自身を除く): 20529737631

約数列:

[1, 3, 9, 13, 17, 37, 39, 51, 103, 111, 117, 153, 221, 309, 333, 481, 629, 663, 927, 1339, 1443, 1751, 1887, 1989, 3811, 3823, 4017, 4329, 5253, 5661, 8177, 11433, 11469, 12051, 15759, 22763, 24531, 34299, 34407, 49543, 49699, 64787, 64991, 68289, 73593, 141451, 148629, 149097, 194361, 194973, 204867, 393769, 424353, 445887, 447291, 583083, 584919, 842231, 844883, 1181307, 1273059, 1838863, 2404667, 2526693, 2534649, 3543921, 5118997, 5516589, 6694073, 7214001, 7580079, 7603947, 14569453, 15356991, 16549767, 20082219, 21642003, 31260671, 43708359, 46070973, 60246657, 87022949, 93782013, 131125077, 189402889, 247680701, 261068847, 281346039, 568208667, 743042103, 783206541, 1704626001, 2229126309, 3219849113, 9659547339, 28978642017]

約数ペア:

[(1, 28978642017), (3, 9659547339), (9, 3219849113), (13, 2229126309), (17, 1704626001), (37, 783206541), (39, 743042103), (51, 568208667), (103, 281346039), (111, 261068847), (117, 247680701), (153, 189402889), (221, 131125077), (309, 93782013), (333, 87022949), (481, 60246657), (629, 46070973), (663, 43708359), (927, 31260671), (1339, 21642003), (1443, 20082219), (1751, 16549767), (1887, 15356991), (1989, 14569453), (3811, 7603947), (3823, 7580079), (4017, 7214001), (4329, 6694073), (5253, 5516589), (5661, 5118997), (8177, 3543921), (11433, 2534649), (11469, 2526693), (12051, 2404667), (15759, 1838863), (22763, 1273059), (24531, 1181307), (34299, 844883), (34407, 842231), (49543, 584919), (49699, 583083), (64787, 447291), (64991, 445887), (68289, 424353), (73593, 393769), (141451, 204867), (148629, 194973), (149097, 194361)]