278319106

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{15227}}^1$

素因数の和:15298

約数の個数: 32

約数和(自身を含む): 486077760

約数和(自身を除く): 207758654

約数列:

[1, 2, 13, 19, 26, 37, 38, 74, 247, 481, 494, 703, 962, 1406, 9139, 15227, 18278, 30454, 197951, 289313, 395902, 563399, 578626, 1126798, 3761069, 7324187, 7522138, 10704581, 14648374, 21409162, 139159553, 278319106]

約数ペア:

[(1, 278319106), (2, 139159553), (13, 21409162), (19, 14648374), (26, 10704581), (37, 7522138), (38, 7324187), (74, 3761069), (247, 1126798), (481, 578626), (494, 563399), (703, 395902), (962, 289313), (1406, 197951), (9139, 30454), (15227, 18278)]