81827190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3457}}^1$

素因数の和:3733

約数の個数: 48

約数和(自身を含む): 213621408

約数和(自身を除く): 131794218

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 263, 526, 789, 1315, 1578, 2367, 2630, 3457, 3945, 4734, 6914, 7890, 10371, 11835, 17285, 20742, 23670, 31113, 34570, 51855, 62226, 103710, 155565, 311130, 909191, 1818382, 2727573, 4545955, 5455146, 8182719, 9091910, 13637865, 16365438, 27275730, 40913595, 81827190]

約数ペア:

[(1, 81827190), (2, 40913595), (3, 27275730), (5, 16365438), (6, 13637865), (9, 9091910), (10, 8182719), (15, 5455146), (18, 4545955), (30, 2727573), (45, 1818382), (90, 909191), (263, 311130), (526, 155565), (789, 103710), (1315, 62226), (1578, 51855), (2367, 34570), (2630, 31113), (3457, 23670), (3945, 20742), (4734, 17285), (6914, 11835), (7890, 10371)]