28903238

素因数分解:

$2^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{463}}^1$

素因数の和:506

約数の個数: 40

約数和(自身を含む): 54585888

約数和(自身を除く): 25682650

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 463, 637, 686, 926, 1274, 2401, 3241, 4459, 4802, 6019, 6482, 8918, 12038, 22687, 31213, 42133, 45374, 62426, 84266, 158809, 294931, 317618, 589862, 1111663, 2064517, 2223326, 4129034, 14451619, 28903238]

約数ペア:

[(1, 28903238), (2, 14451619), (7, 4129034), (13, 2223326), (14, 2064517), (26, 1111663), (49, 589862), (91, 317618), (98, 294931), (182, 158809), (343, 84266), (463, 62426), (637, 45374), (686, 42133), (926, 31213), (1274, 22687), (2401, 12038), (3241, 8918), (4459, 6482), (4802, 6019)]