91136220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{216991}}^1$

素因数の和:217010

約数の個数: 48

約数和(自身を含む): 291637248

約数和(自身を除く): 200501028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 216991, 433982, 650973, 867964, 1084955, 1301946, 1518937, 2169910, 2603892, 3037874, 3254865, 4339820, 4556811, 6075748, 6509730, 7594685, 9113622, 13019460, 15189370, 18227244, 22784055, 30378740, 45568110, 91136220]

約数ペア:

[(1, 91136220), (2, 45568110), (3, 30378740), (4, 22784055), (5, 18227244), (6, 15189370), (7, 13019460), (10, 9113622), (12, 7594685), (14, 6509730), (15, 6075748), (20, 4556811), (21, 4339820), (28, 3254865), (30, 3037874), (35, 2603892), (42, 2169910), (60, 1518937), (70, 1301946), (84, 1084955), (105, 867964), (140, 650973), (210, 433982), (420, 216991)]