26828788

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 57335040

約数和(自身を除く): 30506252

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 157, 238, 314, 359, 476, 628, 718, 1099, 1436, 2198, 2513, 2669, 4396, 5026, 5338, 6103, 10052, 10676, 12206, 18683, 24412, 37366, 42721, 56363, 74732, 85442, 112726, 170884, 225452, 394541, 789082, 958171, 1578164, 1916342, 3832684, 6707197, 13414394, 26828788]

約数ペア:

[(1, 26828788), (2, 13414394), (4, 6707197), (7, 3832684), (14, 1916342), (17, 1578164), (28, 958171), (34, 789082), (68, 394541), (119, 225452), (157, 170884), (238, 112726), (314, 85442), (359, 74732), (476, 56363), (628, 42721), (718, 37366), (1099, 24412), (1436, 18683), (2198, 12206), (2513, 10676), (2669, 10052), (4396, 6103), (5026, 5338)]