28313912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 60963840

約数和(自身を除く): 32649928

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 97, 107, 124, 194, 214, 248, 341, 388, 428, 682, 776, 856, 1067, 1177, 1364, 2134, 2354, 2728, 3007, 3317, 4268, 4708, 6014, 6634, 8536, 9416, 10379, 12028, 13268, 20758, 24056, 26536, 33077, 36487, 41516, 66154, 72974, 83032, 114169, 132308, 145948, 228338, 264616, 291896, 321749, 456676, 643498, 913352, 1286996, 2573992, 3539239, 7078478, 14156956, 28313912]

約数ペア:

[(1, 28313912), (2, 14156956), (4, 7078478), (8, 3539239), (11, 2573992), (22, 1286996), (31, 913352), (44, 643498), (62, 456676), (88, 321749), (97, 291896), (107, 264616), (124, 228338), (194, 145948), (214, 132308), (248, 114169), (341, 83032), (388, 72974), (428, 66154), (682, 41516), (776, 36487), (856, 33077), (1067, 26536), (1177, 24056), (1364, 20758), (2134, 13268), (2354, 12028), (2728, 10379), (3007, 9416), (3317, 8536), (4268, 6634), (4708, 6014)]