996989679

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{22511}}^1$

素因数の和:22580

約数の個数: 48

約数和(自身を含む): 1779348480

約数和(自身を除く): 782358801

約数列:

[1, 3, 7, 9, 19, 21, 37, 57, 63, 111, 133, 171, 259, 333, 399, 703, 777, 1197, 2109, 2331, 4921, 6327, 14763, 22511, 44289, 67533, 157577, 202599, 427709, 472731, 832907, 1283127, 1418193, 2498721, 2993963, 3849381, 5830349, 7496163, 8981889, 15825233, 17491047, 26945667, 47475699, 52473141, 110776631, 142427097, 332329893, 996989679]

約数ペア:

[(1, 996989679), (3, 332329893), (7, 142427097), (9, 110776631), (19, 52473141), (21, 47475699), (37, 26945667), (57, 17491047), (63, 15825233), (111, 8981889), (133, 7496163), (171, 5830349), (259, 3849381), (333, 2993963), (399, 2498721), (703, 1418193), (777, 1283127), (1197, 832907), (2109, 472731), (2331, 427709), (4921, 202599), (6327, 157577), (14763, 67533), (22511, 44289)]