138222828

素因数分解:

$2^2\times 3^3\times {\mathrm{61}}^1\times {\mathrm{20981}}^1$

素因数の和:21055

約数の個数: 48

約数和(自身を含む): 364247520

約数和(自身を除く): 226024692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 108, 122, 183, 244, 366, 549, 732, 1098, 1647, 2196, 3294, 6588, 20981, 41962, 62943, 83924, 125886, 188829, 251772, 377658, 566487, 755316, 1132974, 1279841, 2265948, 2559682, 3839523, 5119364, 7679046, 11518569, 15358092, 23037138, 34555707, 46074276, 69111414, 138222828]

約数ペア:

[(1, 138222828), (2, 69111414), (3, 46074276), (4, 34555707), (6, 23037138), (9, 15358092), (12, 11518569), (18, 7679046), (27, 5119364), (36, 3839523), (54, 2559682), (61, 2265948), (108, 1279841), (122, 1132974), (183, 755316), (244, 566487), (366, 377658), (549, 251772), (732, 188829), (1098, 125886), (1647, 83924), (2196, 62943), (3294, 41962), (6588, 20981)]