1387776

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 4006240

約数和(自身を除く): 2618464

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 139, 156, 192, 208, 256, 278, 312, 384, 416, 417, 556, 624, 768, 832, 834, 1112, 1248, 1664, 1668, 1807, 2224, 2496, 3328, 3336, 3614, 4448, 4992, 5421, 6672, 7228, 8896, 9984, 10842, 13344, 14456, 17792, 21684, 26688, 28912, 35584, 43368, 53376, 57824, 86736, 106752, 115648, 173472, 231296, 346944, 462592, 693888, 1387776]

約数ペア:

[(1, 1387776), (2, 693888), (3, 462592), (4, 346944), (6, 231296), (8, 173472), (12, 115648), (13, 106752), (16, 86736), (24, 57824), (26, 53376), (32, 43368), (39, 35584), (48, 28912), (52, 26688), (64, 21684), (78, 17792), (96, 14456), (104, 13344), (128, 10842), (139, 9984), (156, 8896), (192, 7228), (208, 6672), (256, 5421), (278, 4992), (312, 4448), (384, 3614), (416, 3336), (417, 3328), (556, 2496), (624, 2224), (768, 1807), (832, 1668), (834, 1664), (1112, 1248)]