2019916845

素因数分解:

$3^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:346

約数の個数: 112

約数和(自身を含む): 3817542960

約数和(自身を除く): 1797626115

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 97, 135, 145, 197, 243, 261, 291, 405, 435, 485, 591, 729, 783, 873, 985, 1215, 1305, 1455, 1773, 2349, 2619, 2813, 2955, 3645, 3915, 4365, 5319, 5713, 7047, 7857, 8439, 8865, 11745, 13095, 14065, 15957, 17139, 19109, 21141, 23571, 25317, 26595, 28565, 35235, 39285, 42195, 47871, 51417, 57327, 70713, 75951, 79785, 85695, 95545, 105705, 117855, 126585, 143613, 154251, 171981, 227853, 239355, 257085, 286635, 353565, 379755, 462753, 515943, 554161, 683559, 718065, 771255, 859905, 1139265, 1388259, 1547829, 1662483, 2050677, 2313765, 2579715, 2770805, 3417795, 4164777, 4643487, 4987449, 6941295, 7739145, 8312415, 10253385, 13930461, 14962347, 20823885, 23217435, 24937245, 44887041, 69652305, 74811735, 134661123, 224435205, 403983369, 673305615, 2019916845]

約数ペア:

[(1, 2019916845), (3, 673305615), (5, 403983369), (9, 224435205), (15, 134661123), (27, 74811735), (29, 69652305), (45, 44887041), (81, 24937245), (87, 23217435), (97, 20823885), (135, 14962347), (145, 13930461), (197, 10253385), (243, 8312415), (261, 7739145), (291, 6941295), (405, 4987449), (435, 4643487), (485, 4164777), (591, 3417795), (729, 2770805), (783, 2579715), (873, 2313765), (985, 2050677), (1215, 1662483), (1305, 1547829), (1455, 1388259), (1773, 1139265), (2349, 859905), (2619, 771255), (2813, 718065), (2955, 683559), (3645, 554161), (3915, 515943), (4365, 462753), (5319, 379755), (5713, 353565), (7047, 286635), (7857, 257085), (8439, 239355), (8865, 227853), (11745, 171981), (13095, 154251), (14065, 143613), (15957, 126585), (17139, 117855), (19109, 105705), (21141, 95545), (23571, 85695), (25317, 79785), (26595, 75951), (28565, 70713), (35235, 57327), (39285, 51417), (42195, 47871)]