388943208

素因数分解:

$2^3\times 3^4\times {\mathrm{600221}}^1$

素因数の和:600239

約数の個数: 40

約数和(自身を含む): 1089402930

約数和(自身を除く): 700459722

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 600221, 1200442, 1800663, 2400884, 3601326, 4801768, 5401989, 7202652, 10803978, 14405304, 16205967, 21607956, 32411934, 43215912, 48617901, 64823868, 97235802, 129647736, 194471604, 388943208]

約数ペア:

[(1, 388943208), (2, 194471604), (3, 129647736), (4, 97235802), (6, 64823868), (8, 48617901), (9, 43215912), (12, 32411934), (18, 21607956), (24, 16205967), (27, 14405304), (36, 10803978), (54, 7202652), (72, 5401989), (81, 4801768), (108, 3601326), (162, 2400884), (216, 1800663), (324, 1200442), (648, 600221)]