687986988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4410173}}^1$

素因数の和:4410193

約数の個数: 24

約数和(自身を含む): 1728788208

約数和(自身を除く): 1040801220

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 4410173, 8820346, 13230519, 17640692, 26461038, 52922076, 57332249, 114664498, 171996747, 229328996, 343993494, 687986988]

約数ペア:

[(1, 687986988), (2, 343993494), (3, 229328996), (4, 171996747), (6, 114664498), (12, 57332249), (13, 52922076), (26, 26461038), (39, 17640692), (52, 13230519), (78, 8820346), (156, 4410173)]