1215691728

素因数分解:

$2^4\times 3^1\times {\mathrm{197}}^1\times {\mathrm{128563}}^1$

素因数の和:128771

約数の個数: 40

約数和(自身を含む): 3156503328

約数和(自身を除く): 1940811600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 197, 394, 591, 788, 1182, 1576, 2364, 3152, 4728, 9456, 128563, 257126, 385689, 514252, 771378, 1028504, 1542756, 2057008, 3085512, 6171024, 25326911, 50653822, 75980733, 101307644, 151961466, 202615288, 303922932, 405230576, 607845864, 1215691728]

約数ペア:

[(1, 1215691728), (2, 607845864), (3, 405230576), (4, 303922932), (6, 202615288), (8, 151961466), (12, 101307644), (16, 75980733), (24, 50653822), (48, 25326911), (197, 6171024), (394, 3085512), (591, 2057008), (788, 1542756), (1182, 1028504), (1576, 771378), (2364, 514252), (3152, 385689), (4728, 257126), (9456, 128563)]