51080715

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5231}}^1$

素因数の和:5280

約数の個数: 48

約数和(自身を含む): 104472576

約数和(自身を除く): 53391861

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1085, 1395, 1953, 3255, 5231, 9765, 15693, 26155, 36617, 47079, 78465, 109851, 162161, 183085, 235395, 329553, 486483, 549255, 810805, 1135127, 1459449, 1647765, 2432415, 3405381, 5675635, 7297245, 10216143, 17026905, 51080715]

約数ペア:

[(1, 51080715), (3, 17026905), (5, 10216143), (7, 7297245), (9, 5675635), (15, 3405381), (21, 2432415), (31, 1647765), (35, 1459449), (45, 1135127), (63, 810805), (93, 549255), (105, 486483), (155, 329553), (217, 235395), (279, 183085), (315, 162161), (465, 109851), (651, 78465), (1085, 47079), (1395, 36617), (1953, 26155), (3255, 15693), (5231, 9765)]