163985276

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 376696320

約数和(自身を除く): 212711044

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 131, 133, 181, 182, 247, 262, 266, 362, 364, 494, 524, 532, 724, 917, 988, 1267, 1703, 1729, 1834, 2353, 2489, 2534, 3406, 3439, 3458, 3668, 4706, 4978, 5068, 6812, 6878, 6916, 9412, 9956, 11921, 13756, 16471, 17423, 23711, 23842, 24073, 32357, 32942, 34846, 44707, 47422, 47684, 48146, 64714, 65884, 69692, 89414, 94844, 96292, 129428, 165977, 178828, 226499, 308243, 312949, 331954, 450509, 452998, 616486, 625898, 663908, 901018, 905996, 1232972, 1251796, 1802036, 2157701, 3153563, 4315402, 5856617, 6307126, 8630804, 11713234, 12614252, 23426468, 40996319, 81992638, 163985276]

約数ペア:

[(1, 163985276), (2, 81992638), (4, 40996319), (7, 23426468), (13, 12614252), (14, 11713234), (19, 8630804), (26, 6307126), (28, 5856617), (38, 4315402), (52, 3153563), (76, 2157701), (91, 1802036), (131, 1251796), (133, 1232972), (181, 905996), (182, 901018), (247, 663908), (262, 625898), (266, 616486), (362, 452998), (364, 450509), (494, 331954), (524, 312949), (532, 308243), (724, 226499), (917, 178828), (988, 165977), (1267, 129428), (1703, 96292), (1729, 94844), (1834, 89414), (2353, 69692), (2489, 65884), (2534, 64714), (3406, 48146), (3439, 47684), (3458, 47422), (3668, 44707), (4706, 34846), (4978, 32942), (5068, 32357), (6812, 24073), (6878, 23842), (6916, 23711), (9412, 17423), (9956, 16471), (11921, 13756)]