313635196

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{81761}}^1$

素因数の和:81909

約数の個数: 24

約数和(自身を含む): 631856736

約数和(自身を除く): 318221540

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 81761, 163522, 327044, 572327, 1144654, 2289308, 11201257, 22402514, 44805028, 78408799, 156817598, 313635196]

約数ペア:

[(1, 313635196), (2, 156817598), (4, 78408799), (7, 44805028), (14, 22402514), (28, 11201257), (137, 2289308), (274, 1144654), (548, 572327), (959, 327044), (1918, 163522), (3836, 81761)]