9137219

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 12042240

約数和(自身を除く): 2905021

約数列:

[1, 7, 13, 31, 41, 79, 91, 217, 287, 403, 533, 553, 1027, 1271, 2449, 2821, 3239, 3731, 7189, 8897, 16523, 17143, 22673, 31837, 42107, 100409, 115661, 222859, 294749, 702863, 1305317, 9137219]

約数ペア:

[(1, 9137219), (7, 1305317), (13, 702863), (31, 294749), (41, 222859), (79, 115661), (91, 100409), (217, 42107), (287, 31837), (403, 22673), (533, 17143), (553, 16523), (1027, 8897), (1271, 7189), (2449, 3731), (2821, 3239)]