212434208

素因数分解:

$2^5\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2221}}^1$

素因数の和:2306

約数の個数: 72

約数和(自身を含む): 494710524

約数和(自身を除く): 282276316

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 98, 112, 122, 196, 224, 244, 392, 427, 488, 784, 854, 976, 1568, 1708, 1952, 2221, 2989, 3416, 4442, 5978, 6832, 8884, 11956, 13664, 15547, 17768, 23912, 31094, 35536, 47824, 62188, 71072, 95648, 108829, 124376, 135481, 217658, 248752, 270962, 435316, 497504, 541924, 870632, 948367, 1083848, 1741264, 1896734, 2167696, 3482528, 3793468, 4335392, 6638569, 7586936, 13277138, 15173872, 26554276, 30347744, 53108552, 106217104, 212434208]

約数ペア:

[(1, 212434208), (2, 106217104), (4, 53108552), (7, 30347744), (8, 26554276), (14, 15173872), (16, 13277138), (28, 7586936), (32, 6638569), (49, 4335392), (56, 3793468), (61, 3482528), (98, 2167696), (112, 1896734), (122, 1741264), (196, 1083848), (224, 948367), (244, 870632), (392, 541924), (427, 497504), (488, 435316), (784, 270962), (854, 248752), (976, 217658), (1568, 135481), (1708, 124376), (1952, 108829), (2221, 95648), (2989, 71072), (3416, 62188), (4442, 47824), (5978, 35536), (6832, 31094), (8884, 23912), (11956, 17768), (13664, 15547)]