981829256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 1980024000

約数和(自身を除く): 998194744

約数列:

[1, 2, 4, 8, 19, 38, 67, 76, 134, 152, 229, 268, 421, 458, 536, 842, 916, 1273, 1684, 1832, 2546, 3368, 4351, 5092, 7999, 8702, 10184, 15343, 15998, 17404, 28207, 30686, 31996, 34808, 56414, 61372, 63992, 96409, 112828, 122744, 192818, 225656, 291517, 385636, 535933, 583034, 771272, 1071866, 1166068, 1831771, 2143732, 2332136, 3663542, 4287464, 6459403, 7327084, 12918806, 14654168, 25837612, 51675224, 122728657, 245457314, 490914628, 981829256]

約数ペア:

[(1, 981829256), (2, 490914628), (4, 245457314), (8, 122728657), (19, 51675224), (38, 25837612), (67, 14654168), (76, 12918806), (134, 7327084), (152, 6459403), (229, 4287464), (268, 3663542), (421, 2332136), (458, 2143732), (536, 1831771), (842, 1166068), (916, 1071866), (1273, 771272), (1684, 583034), (1832, 535933), (2546, 385636), (3368, 291517), (4351, 225656), (5092, 192818), (7999, 122744), (8702, 112828), (10184, 96409), (15343, 63992), (15998, 61372), (17404, 56414), (28207, 34808), (30686, 31996)]