28326064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 63995904

約数和(自身を除く): 35669840

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 191, 208, 248, 299, 368, 382, 403, 496, 598, 713, 764, 806, 1196, 1426, 1528, 1612, 2392, 2483, 2852, 3056, 3224, 4393, 4784, 4966, 5704, 5921, 6448, 8786, 9269, 9932, 11408, 11842, 17572, 18538, 19864, 23684, 35144, 37076, 39728, 47368, 57109, 70288, 74152, 76973, 94736, 114218, 136183, 148304, 153946, 228436, 272366, 307892, 456872, 544732, 615784, 913744, 1089464, 1231568, 1770379, 2178928, 3540758, 7081516, 14163032, 28326064]

約数ペア:

[(1, 28326064), (2, 14163032), (4, 7081516), (8, 3540758), (13, 2178928), (16, 1770379), (23, 1231568), (26, 1089464), (31, 913744), (46, 615784), (52, 544732), (62, 456872), (92, 307892), (104, 272366), (124, 228436), (184, 153946), (191, 148304), (208, 136183), (248, 114218), (299, 94736), (368, 76973), (382, 74152), (403, 70288), (496, 57109), (598, 47368), (713, 39728), (764, 37076), (806, 35144), (1196, 23684), (1426, 19864), (1528, 18538), (1612, 17572), (2392, 11842), (2483, 11408), (2852, 9932), (3056, 9269), (3224, 8786), (4393, 6448), (4784, 5921), (4966, 5704)]