4048135

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:104

約数の個数: 48

約数和(自身を含む): 6435072

約数和(自身を除く): 2386937

約数列:

[1, 5, 7, 13, 31, 35, 41, 49, 65, 91, 155, 205, 217, 245, 287, 403, 455, 533, 637, 1085, 1271, 1435, 1519, 2009, 2015, 2665, 2821, 3185, 3731, 6355, 7595, 8897, 10045, 14105, 16523, 18655, 19747, 26117, 44485, 62279, 82615, 98735, 115661, 130585, 311395, 578305, 809627, 4048135]

約数ペア:

[(1, 4048135), (5, 809627), (7, 578305), (13, 311395), (31, 130585), (35, 115661), (41, 98735), (49, 82615), (65, 62279), (91, 44485), (155, 26117), (205, 19747), (217, 18655), (245, 16523), (287, 14105), (403, 10045), (455, 8897), (533, 7595), (637, 6355), (1085, 3731), (1271, 3185), (1435, 2821), (1519, 2665), (2009, 2015)]