1393028

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:156

約数の個数: 48

約数和(自身を含む): 3104640

約数和(自身を除く): 1711612

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 86, 89, 91, 172, 178, 182, 301, 356, 364, 559, 602, 623, 1118, 1157, 1204, 1246, 2236, 2314, 2492, 3827, 3913, 4628, 7654, 7826, 8099, 15308, 15652, 16198, 26789, 32396, 49751, 53578, 99502, 107156, 199004, 348257, 696514, 1393028]

約数ペア:

[(1, 1393028), (2, 696514), (4, 348257), (7, 199004), (13, 107156), (14, 99502), (26, 53578), (28, 49751), (43, 32396), (52, 26789), (86, 16198), (89, 15652), (91, 15308), (172, 8099), (178, 7826), (182, 7654), (301, 4628), (356, 3913), (364, 3827), (559, 2492), (602, 2314), (623, 2236), (1118, 1246), (1157, 1204)]