203910663

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 326218752

約数和(自身を除く): 122308089

約数列:

[1, 3, 11, 23, 33, 37, 53, 69, 111, 137, 159, 253, 407, 411, 583, 759, 851, 1219, 1221, 1507, 1749, 1961, 2553, 3151, 3657, 4521, 5069, 5883, 7261, 9361, 9453, 13409, 15207, 21571, 21783, 28083, 34661, 40227, 45103, 55759, 64713, 79871, 103983, 116587, 135309, 167003, 167277, 239613, 268657, 349761, 496133, 501009, 805971, 1282457, 1488399, 1837033, 2955227, 3847371, 5511099, 6179111, 8865681, 18537333, 67970221, 203910663]

約数ペア:

[(1, 203910663), (3, 67970221), (11, 18537333), (23, 8865681), (33, 6179111), (37, 5511099), (53, 3847371), (69, 2955227), (111, 1837033), (137, 1488399), (159, 1282457), (253, 805971), (407, 501009), (411, 496133), (583, 349761), (759, 268657), (851, 239613), (1219, 167277), (1221, 167003), (1507, 135309), (1749, 116587), (1961, 103983), (2553, 79871), (3151, 64713), (3657, 55759), (4521, 45103), (5069, 40227), (5883, 34661), (7261, 28083), (9361, 21783), (9453, 21571), (13409, 15207)]