11521615

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 17466624

約数和(自身を除く): 5945009

約数列:

[1, 5, 7, 31, 35, 37, 41, 49, 155, 185, 205, 217, 245, 259, 287, 1085, 1147, 1271, 1295, 1435, 1517, 1519, 1813, 2009, 5735, 6355, 7585, 7595, 8029, 8897, 9065, 10045, 10619, 40145, 44485, 47027, 53095, 56203, 62279, 74333, 235135, 281015, 311395, 329189, 371665, 1645945, 2304323, 11521615]

約数ペア:

[(1, 11521615), (5, 2304323), (7, 1645945), (31, 371665), (35, 329189), (37, 311395), (41, 281015), (49, 235135), (155, 74333), (185, 62279), (205, 56203), (217, 53095), (245, 47027), (259, 44485), (287, 40145), (1085, 10619), (1147, 10045), (1271, 9065), (1295, 8897), (1435, 8029), (1517, 7595), (1519, 7585), (1813, 6355), (2009, 5735)]