28721742

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{463}}^1$

素因数の和:693

約数の個数: 48

約数和(自身を含む): 67283712

約数和(自身を除く): 38561970

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 211, 294, 422, 463, 633, 926, 1266, 1389, 1477, 2778, 2954, 3241, 4431, 6482, 8862, 9723, 10339, 19446, 20678, 22687, 31017, 45374, 62034, 68061, 97693, 136122, 195386, 293079, 586158, 683851, 1367702, 2051553, 4103106, 4786957, 9573914, 14360871, 28721742]

約数ペア:

[(1, 28721742), (2, 14360871), (3, 9573914), (6, 4786957), (7, 4103106), (14, 2051553), (21, 1367702), (42, 683851), (49, 586158), (98, 293079), (147, 195386), (211, 136122), (294, 97693), (422, 68061), (463, 62034), (633, 45374), (926, 31017), (1266, 22687), (1389, 20678), (1477, 19446), (2778, 10339), (2954, 9723), (3241, 8862), (4431, 6482)]