211320165

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{32993}}^1$

素因数の和:33069

約数の個数: 32

約数和(自身を含む): 392760576

約数和(自身を除く): 181440411

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 6405, 32993, 98979, 164965, 230951, 494895, 692853, 1154755, 2012573, 3464265, 6037719, 10062865, 14088011, 30188595, 42264033, 70440055, 211320165]

約数ペア:

[(1, 211320165), (3, 70440055), (5, 42264033), (7, 30188595), (15, 14088011), (21, 10062865), (35, 6037719), (61, 3464265), (105, 2012573), (183, 1154755), (305, 692853), (427, 494895), (915, 230951), (1281, 164965), (2135, 98979), (6405, 32993)]