406191968

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19927}}^1$

素因数の和:19964

約数の個数: 72

約数和(自身を含む): 1001860272

約数和(自身を除く): 595668304

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 2548, 2912, 5096, 10192, 19927, 20384, 39854, 79708, 139489, 159416, 259051, 278978, 318832, 518102, 557956, 637664, 976423, 1036204, 1115912, 1813357, 1952846, 2072408, 2231824, 3626714, 3905692, 4144816, 4463648, 7253428, 7811384, 8289632, 12693499, 14506856, 15622768, 25386998, 29013712, 31245536, 50773996, 58027424, 101547992, 203095984, 406191968]

約数ペア:

[(1, 406191968), (2, 203095984), (4, 101547992), (7, 58027424), (8, 50773996), (13, 31245536), (14, 29013712), (16, 25386998), (26, 15622768), (28, 14506856), (32, 12693499), (49, 8289632), (52, 7811384), (56, 7253428), (91, 4463648), (98, 4144816), (104, 3905692), (112, 3626714), (182, 2231824), (196, 2072408), (208, 1952846), (224, 1813357), (364, 1115912), (392, 1036204), (416, 976423), (637, 637664), (728, 557956), (784, 518102), (1274, 318832), (1456, 278978), (1568, 259051), (2548, 159416), (2912, 139489), (5096, 79708), (10192, 39854), (19927, 20384)]