16503935

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 24820992

約数和(自身を除く): 8317057

約数列:

[1, 5, 7, 31, 35, 41, 49, 53, 155, 205, 217, 245, 265, 287, 371, 1085, 1271, 1435, 1519, 1643, 1855, 2009, 2173, 2597, 6355, 7595, 8215, 8897, 10045, 10865, 11501, 12985, 15211, 44485, 57505, 62279, 67363, 76055, 80507, 106477, 311395, 336815, 402535, 471541, 532385, 2357705, 3300787, 16503935]

約数ペア:

[(1, 16503935), (5, 3300787), (7, 2357705), (31, 532385), (35, 471541), (41, 402535), (49, 336815), (53, 311395), (155, 106477), (205, 80507), (217, 76055), (245, 67363), (265, 62279), (287, 57505), (371, 44485), (1085, 15211), (1271, 12985), (1435, 11501), (1519, 10865), (1643, 10045), (1855, 8897), (2009, 8215), (2173, 7595), (2597, 6355)]