214920975

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1889}}^1$

素因数の和:1980

約数の個数: 48

約数和(自身を含む): 374038560

約数和(自身を除く): 159117585

約数列:

[1, 3, 5, 15, 25, 37, 41, 75, 111, 123, 185, 205, 555, 615, 925, 1025, 1517, 1889, 2775, 3075, 4551, 5667, 7585, 9445, 22755, 28335, 37925, 47225, 69893, 77449, 113775, 141675, 209679, 232347, 349465, 387245, 1048395, 1161735, 1747325, 1936225, 2865613, 5241975, 5808675, 8596839, 14328065, 42984195, 71640325, 214920975]

約数ペア:

[(1, 214920975), (3, 71640325), (5, 42984195), (15, 14328065), (25, 8596839), (37, 5808675), (41, 5241975), (75, 2865613), (111, 1936225), (123, 1747325), (185, 1161735), (205, 1048395), (555, 387245), (615, 349465), (925, 232347), (1025, 209679), (1517, 141675), (1889, 113775), (2775, 77449), (3075, 69893), (4551, 47225), (5667, 37925), (7585, 28335), (9445, 22755)]