156978108

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{207643}}^1$

素因数の和:207663

約数の個数: 48

約数和(自身を含む): 465122560

約数和(自身を除く): 308144452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 207643, 415286, 622929, 830572, 1245858, 1453501, 1868787, 2491716, 2907002, 3737574, 4360503, 5606361, 5814004, 7475148, 8721006, 11212722, 13081509, 17442012, 22425444, 26163018, 39244527, 52326036, 78489054, 156978108]

約数ペア:

[(1, 156978108), (2, 78489054), (3, 52326036), (4, 39244527), (6, 26163018), (7, 22425444), (9, 17442012), (12, 13081509), (14, 11212722), (18, 8721006), (21, 7475148), (27, 5814004), (28, 5606361), (36, 4360503), (42, 3737574), (54, 2907002), (63, 2491716), (84, 1868787), (108, 1453501), (126, 1245858), (189, 830572), (252, 622929), (378, 415286), (756, 207643)]