81585364

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{277}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 167262592

約数和(自身を除く): 85677228

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 157, 268, 277, 314, 469, 554, 628, 938, 1099, 1108, 1876, 1939, 2198, 3878, 4396, 7756, 10519, 18559, 21038, 37118, 42076, 43489, 73633, 74236, 86978, 129913, 147266, 173956, 259826, 294532, 304423, 519652, 608846, 1217692, 2913763, 5827526, 11655052, 20396341, 40792682, 81585364]

約数ペア:

[(1, 81585364), (2, 40792682), (4, 20396341), (7, 11655052), (14, 5827526), (28, 2913763), (67, 1217692), (134, 608846), (157, 519652), (268, 304423), (277, 294532), (314, 259826), (469, 173956), (554, 147266), (628, 129913), (938, 86978), (1099, 74236), (1108, 73633), (1876, 43489), (1939, 42076), (2198, 37118), (3878, 21038), (4396, 18559), (7756, 10519)]