28296738

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 70986240

約数和(自身を除く): 42689502

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 31, 34, 38, 51, 57, 62, 93, 102, 114, 153, 157, 171, 186, 279, 306, 314, 323, 342, 471, 527, 558, 589, 646, 942, 969, 1054, 1178, 1413, 1581, 1767, 1938, 2669, 2826, 2907, 2983, 3162, 3534, 4743, 4867, 5301, 5338, 5814, 5966, 8007, 8949, 9486, 9734, 10013, 10602, 14601, 16014, 17898, 20026, 24021, 26847, 29202, 30039, 43803, 48042, 50711, 53694, 60078, 82739, 87606, 90117, 92473, 101422, 152133, 165478, 180234, 184946, 248217, 277419, 304266, 456399, 496434, 554838, 744651, 832257, 912798, 1489302, 1572041, 1664514, 3144082, 4716123, 9432246, 14148369, 28296738]

約数ペア:

[(1, 28296738), (2, 14148369), (3, 9432246), (6, 4716123), (9, 3144082), (17, 1664514), (18, 1572041), (19, 1489302), (31, 912798), (34, 832257), (38, 744651), (51, 554838), (57, 496434), (62, 456399), (93, 304266), (102, 277419), (114, 248217), (153, 184946), (157, 180234), (171, 165478), (186, 152133), (279, 101422), (306, 92473), (314, 90117), (323, 87606), (342, 82739), (471, 60078), (527, 53694), (558, 50711), (589, 48042), (646, 43803), (942, 30039), (969, 29202), (1054, 26847), (1178, 24021), (1413, 20026), (1581, 17898), (1767, 16014), (1938, 14601), (2669, 10602), (2826, 10013), (2907, 9734), (2983, 9486), (3162, 8949), (3534, 8007), (4743, 5966), (4867, 5814), (5301, 5338)]