28979256

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{617}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 77126400

約数和(自身を除く): 48147144

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 103, 114, 152, 206, 228, 309, 412, 456, 617, 618, 824, 1234, 1236, 1851, 1957, 2468, 2472, 3702, 3914, 4936, 5871, 7404, 7828, 11723, 11742, 14808, 15656, 23446, 23484, 35169, 46892, 46968, 63551, 70338, 93784, 127102, 140676, 190653, 254204, 281352, 381306, 508408, 762612, 1207469, 1525224, 2414938, 3622407, 4829876, 7244814, 9659752, 14489628, 28979256]

約数ペア:

[(1, 28979256), (2, 14489628), (3, 9659752), (4, 7244814), (6, 4829876), (8, 3622407), (12, 2414938), (19, 1525224), (24, 1207469), (38, 762612), (57, 508408), (76, 381306), (103, 281352), (114, 254204), (152, 190653), (206, 140676), (228, 127102), (309, 93784), (412, 70338), (456, 63551), (617, 46968), (618, 46892), (824, 35169), (1234, 23484), (1236, 23446), (1851, 15656), (1957, 14808), (2468, 11742), (2472, 11723), (3702, 7828), (3914, 7404), (4936, 5871)]