991966184

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{6197}}^1$

素因数の和:6338

約数の個数: 64

約数和(自身を含む): 2168804160

約数和(自身を除く): 1176837976

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 107, 136, 187, 214, 374, 428, 748, 856, 1177, 1496, 1819, 2354, 3638, 4708, 6197, 7276, 9416, 12394, 14552, 20009, 24788, 40018, 49576, 68167, 80036, 105349, 136334, 160072, 210698, 272668, 421396, 545336, 663079, 842792, 1158839, 1326158, 2317678, 2652316, 4635356, 5304632, 7293869, 9270712, 11272343, 14587738, 22544686, 29175476, 45089372, 58350952, 90178744, 123995773, 247991546, 495983092, 991966184]

約数ペア:

[(1, 991966184), (2, 495983092), (4, 247991546), (8, 123995773), (11, 90178744), (17, 58350952), (22, 45089372), (34, 29175476), (44, 22544686), (68, 14587738), (88, 11272343), (107, 9270712), (136, 7293869), (187, 5304632), (214, 4635356), (374, 2652316), (428, 2317678), (748, 1326158), (856, 1158839), (1177, 842792), (1496, 663079), (1819, 545336), (2354, 421396), (3638, 272668), (4708, 210698), (6197, 160072), (7276, 136334), (9416, 105349), (12394, 80036), (14552, 68167), (20009, 49576), (24788, 40018)]