27995838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:569

約数の個数: 64

約数和(自身を含む): 65463552

約数和(自身を除く): 37467714

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 43, 51, 78, 86, 102, 129, 221, 258, 442, 491, 559, 663, 731, 982, 1118, 1326, 1462, 1473, 1677, 2193, 2946, 3354, 4386, 6383, 8347, 9503, 12766, 16694, 19006, 19149, 21113, 25041, 28509, 38298, 42226, 50082, 57018, 63339, 108511, 126678, 217022, 274469, 325533, 358921, 548938, 651066, 717842, 823407, 1076763, 1646814, 2153526, 4665973, 9331946, 13997919, 27995838]

約数ペア:

[(1, 27995838), (2, 13997919), (3, 9331946), (6, 4665973), (13, 2153526), (17, 1646814), (26, 1076763), (34, 823407), (39, 717842), (43, 651066), (51, 548938), (78, 358921), (86, 325533), (102, 274469), (129, 217022), (221, 126678), (258, 108511), (442, 63339), (491, 57018), (559, 50082), (663, 42226), (731, 38298), (982, 28509), (1118, 25041), (1326, 21113), (1462, 19149), (1473, 19006), (1677, 16694), (2193, 12766), (2946, 9503), (3354, 8347), (4386, 6383)]