78811369

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 101122560

約数和(自身を除く): 22311191

約数列:

[1, 7, 13, 37, 89, 91, 259, 263, 481, 623, 1157, 1841, 3293, 3367, 3419, 8099, 9731, 23051, 23407, 23933, 42809, 68117, 126503, 163849, 299663, 304291, 866059, 885521, 2130037, 6062413, 11258767, 78811369]

約数ペア:

[(1, 78811369), (7, 11258767), (13, 6062413), (37, 2130037), (89, 885521), (91, 866059), (259, 304291), (263, 299663), (481, 163849), (623, 126503), (1157, 68117), (1841, 42809), (3293, 23933), (3367, 23407), (3419, 23051), (8099, 9731)]