221724906

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{40037}}^1$

素因数の和:40126

約数の個数: 32

約数和(自身を含む): 484299648

約数和(自身を除く): 262574742

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 5538, 40037, 80074, 120111, 240222, 520481, 1040962, 1561443, 2842627, 3122886, 5685254, 8527881, 17055762, 36954151, 73908302, 110862453, 221724906]

約数ペア:

[(1, 221724906), (2, 110862453), (3, 73908302), (6, 36954151), (13, 17055762), (26, 8527881), (39, 5685254), (71, 3122886), (78, 2842627), (142, 1561443), (213, 1040962), (426, 520481), (923, 240222), (1846, 120111), (2769, 80074), (5538, 40037)]