28645552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3359}}^1$

素因数の和:3421

約数の個数: 40

約数和(自身を含む): 61246080

約数和(自身を除く): 32600528

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 3359, 4264, 6718, 8528, 13436, 26872, 43667, 53744, 87334, 137719, 174668, 275438, 349336, 550876, 698672, 1101752, 1790347, 2203504, 3580694, 7161388, 14322776, 28645552]

約数ペア:

[(1, 28645552), (2, 14322776), (4, 7161388), (8, 3580694), (13, 2203504), (16, 1790347), (26, 1101752), (41, 698672), (52, 550876), (82, 349336), (104, 275438), (164, 174668), (208, 137719), (328, 87334), (533, 53744), (656, 43667), (1066, 26872), (2132, 13436), (3359, 8528), (4264, 6718)]