138338396

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1291}}^1$

素因数の和:1434

約数の個数: 48

約数和(自身を含む): 286513920

約数和(自身を除く): 148175524

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 89, 172, 178, 301, 356, 602, 623, 1204, 1246, 1291, 2492, 2582, 3827, 5164, 7654, 9037, 15308, 18074, 26789, 36148, 53578, 55513, 107156, 111026, 114899, 222052, 229798, 388591, 459596, 777182, 804293, 1554364, 1608586, 3217172, 4940657, 9881314, 19762628, 34584599, 69169198, 138338396]

約数ペア:

[(1, 138338396), (2, 69169198), (4, 34584599), (7, 19762628), (14, 9881314), (28, 4940657), (43, 3217172), (86, 1608586), (89, 1554364), (172, 804293), (178, 777182), (301, 459596), (356, 388591), (602, 229798), (623, 222052), (1204, 114899), (1246, 111026), (1291, 107156), (2492, 55513), (2582, 53578), (3827, 36148), (5164, 26789), (7654, 18074), (9037, 15308)]