211673857984

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{991}}^1\times {\mathrm{81401}}^1$

素因数の和:82445

約数の個数: 56

約数和(自身を含む): 430724681856

約数和(自身を除く): 219050823872

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 991, 1312, 1982, 2624, 3964, 7928, 15856, 31712, 40631, 63424, 81262, 81401, 162524, 162802, 325048, 325604, 650096, 651208, 1300192, 1302416, 2600384, 2604832, 3337441, 5209664, 6674882, 13349764, 26699528, 53399056, 80668391, 106798112, 161336782, 213596224, 322673564, 645347128, 1290694256, 2581388512, 3307404031, 5162777024, 6614808062, 13229616124, 26459232248, 52918464496, 105836928992, 211673857984]

約数ペア:

[(1, 211673857984), (2, 105836928992), (4, 52918464496), (8, 26459232248), (16, 13229616124), (32, 6614808062), (41, 5162777024), (64, 3307404031), (82, 2581388512), (164, 1290694256), (328, 645347128), (656, 322673564), (991, 213596224), (1312, 161336782), (1982, 106798112), (2624, 80668391), (3964, 53399056), (7928, 26699528), (15856, 13349764), (31712, 6674882), (40631, 5209664), (63424, 3337441), (81262, 2604832), (81401, 2600384), (162524, 1302416), (162802, 1300192), (325048, 651208), (325604, 650096)]