129920336

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89231}}^1$

素因数の和:89259

約数の個数: 40

約数和(自身を含む): 309813504

約数和(自身を除く): 179893168

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 89231, 178462, 356924, 624617, 713848, 1160003, 1249234, 1427696, 2320006, 2498468, 4640012, 4996936, 8120021, 9280024, 9993872, 16240042, 18560048, 32480084, 64960168, 129920336]

約数ペア:

[(1, 129920336), (2, 64960168), (4, 32480084), (7, 18560048), (8, 16240042), (13, 9993872), (14, 9280024), (16, 8120021), (26, 4996936), (28, 4640012), (52, 2498468), (56, 2320006), (91, 1427696), (104, 1249234), (112, 1160003), (182, 713848), (208, 624617), (364, 356924), (728, 178462), (1456, 89231)]