30988958

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1$

素因数の和:729

約数の個数: 64

約数和(自身を含む): 65221632

約数和(自身を除く): 34232674

約数列:

[1, 2, 7, 11, 13, 14, 22, 23, 26, 46, 77, 91, 143, 154, 161, 182, 253, 286, 299, 322, 506, 598, 673, 1001, 1346, 1771, 2002, 2093, 3289, 3542, 4186, 4711, 6578, 7403, 8749, 9422, 14806, 15479, 17498, 23023, 30958, 46046, 51821, 61243, 96239, 103642, 108353, 122486, 170269, 192478, 201227, 216706, 340538, 402454, 673673, 1191883, 1347346, 1408589, 2213497, 2383766, 2817178, 4426994, 15494479, 30988958]

約数ペア:

[(1, 30988958), (2, 15494479), (7, 4426994), (11, 2817178), (13, 2383766), (14, 2213497), (22, 1408589), (23, 1347346), (26, 1191883), (46, 673673), (77, 402454), (91, 340538), (143, 216706), (154, 201227), (161, 192478), (182, 170269), (253, 122486), (286, 108353), (299, 103642), (322, 96239), (506, 61243), (598, 51821), (673, 46046), (1001, 30958), (1346, 23023), (1771, 17498), (2002, 15479), (2093, 14806), (3289, 9422), (3542, 8749), (4186, 7403), (4711, 6578)]