391541964

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{6577}}^1$

素因数の和:6647

約数の個数: 72

約数和(自身を含む): 1028851824

約数和(自身を除く): 637309860

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 41, 44, 66, 82, 121, 123, 132, 164, 242, 246, 363, 451, 484, 492, 726, 902, 1353, 1452, 1804, 2706, 4961, 5412, 6577, 9922, 13154, 14883, 19731, 19844, 26308, 29766, 39462, 59532, 72347, 78924, 144694, 217041, 269657, 289388, 434082, 539314, 795817, 808971, 868164, 1078628, 1591634, 1617942, 2387451, 2966227, 3183268, 3235884, 4774902, 5932454, 8898681, 9549804, 11864908, 17797362, 32628497, 35594724, 65256994, 97885491, 130513988, 195770982, 391541964]

約数ペア:

[(1, 391541964), (2, 195770982), (3, 130513988), (4, 97885491), (6, 65256994), (11, 35594724), (12, 32628497), (22, 17797362), (33, 11864908), (41, 9549804), (44, 8898681), (66, 5932454), (82, 4774902), (121, 3235884), (123, 3183268), (132, 2966227), (164, 2387451), (242, 1617942), (246, 1591634), (363, 1078628), (451, 868164), (484, 808971), (492, 795817), (726, 539314), (902, 434082), (1353, 289388), (1452, 269657), (1804, 217041), (2706, 144694), (4961, 78924), (5412, 72347), (6577, 59532), (9922, 39462), (13154, 29766), (14883, 26308), (19731, 19844)]