198176888

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 493516800

約数和(自身を除く): 295339912

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 52, 56, 67, 68, 91, 104, 119, 134, 136, 182, 221, 238, 239, 268, 364, 442, 469, 476, 478, 536, 728, 871, 884, 938, 952, 956, 1139, 1547, 1673, 1742, 1768, 1876, 1912, 2278, 3094, 3107, 3346, 3484, 3752, 4063, 4556, 6097, 6188, 6214, 6692, 6968, 7973, 8126, 9112, 12194, 12376, 12428, 13384, 14807, 15946, 16013, 16252, 21749, 24388, 24856, 28441, 29614, 31892, 32026, 32504, 43498, 48776, 52819, 56882, 59228, 63784, 64052, 86996, 103649, 105638, 112091, 113764, 118456, 128104, 173992, 207298, 208169, 211276, 224182, 227528, 272221, 369733, 414596, 416338, 422552, 448364, 544442, 739466, 829192, 832676, 896728, 1088884, 1457183, 1478932, 1665352, 1905547, 2177768, 2914366, 2957864, 3538873, 3811094, 5828732, 7077746, 7622188, 11657464, 14155492, 15244376, 24772111, 28310984, 49544222, 99088444, 198176888]

約数ペア:

[(1, 198176888), (2, 99088444), (4, 49544222), (7, 28310984), (8, 24772111), (13, 15244376), (14, 14155492), (17, 11657464), (26, 7622188), (28, 7077746), (34, 5828732), (52, 3811094), (56, 3538873), (67, 2957864), (68, 2914366), (91, 2177768), (104, 1905547), (119, 1665352), (134, 1478932), (136, 1457183), (182, 1088884), (221, 896728), (238, 832676), (239, 829192), (268, 739466), (364, 544442), (442, 448364), (469, 422552), (476, 416338), (478, 414596), (536, 369733), (728, 272221), (871, 227528), (884, 224182), (938, 211276), (952, 208169), (956, 207298), (1139, 173992), (1547, 128104), (1673, 118456), (1742, 113764), (1768, 112091), (1876, 105638), (1912, 103649), (2278, 86996), (3094, 64052), (3107, 63784), (3346, 59228), (3484, 56882), (3752, 52819), (4063, 48776), (4556, 43498), (6097, 32504), (6188, 32026), (6214, 31892), (6692, 29614), (6968, 28441), (7973, 24856), (8126, 24388), (9112, 21749), (12194, 16252), (12376, 16013), (12428, 15946), (13384, 14807)]