28802488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1481}}^1$

素因数の和:1528

約数の個数: 64

約数和(自身を含む): 67223520

約数和(自身を除く): 38421032

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 187, 221, 286, 374, 442, 572, 748, 884, 1144, 1481, 1496, 1768, 2431, 2962, 4862, 5924, 9724, 11848, 16291, 19253, 19448, 25177, 32582, 38506, 50354, 65164, 77012, 100708, 130328, 154024, 201416, 211783, 276947, 327301, 423566, 553894, 654602, 847132, 1107788, 1309204, 1694264, 2215576, 2618408, 3600311, 7200622, 14401244, 28802488]

約数ペア:

[(1, 28802488), (2, 14401244), (4, 7200622), (8, 3600311), (11, 2618408), (13, 2215576), (17, 1694264), (22, 1309204), (26, 1107788), (34, 847132), (44, 654602), (52, 553894), (68, 423566), (88, 327301), (104, 276947), (136, 211783), (143, 201416), (187, 154024), (221, 130328), (286, 100708), (374, 77012), (442, 65164), (572, 50354), (748, 38506), (884, 32582), (1144, 25177), (1481, 19448), (1496, 19253), (1768, 16291), (2431, 11848), (2962, 9724), (4862, 5924)]