1338589696

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1601}}^1$

素因数の和:1713

約数の個数: 80

約数和(自身を含む): 2831925888

約数和(自身を除く): 1493336192

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 71, 92, 128, 142, 184, 256, 284, 368, 512, 568, 736, 1136, 1472, 1601, 1633, 2272, 2944, 3202, 3266, 4544, 5888, 6404, 6532, 9088, 11776, 12808, 13064, 18176, 25616, 26128, 36352, 36823, 51232, 52256, 73646, 102464, 104512, 113671, 147292, 204928, 209024, 227342, 294584, 409856, 418048, 454684, 589168, 819712, 836096, 909368, 1178336, 1818736, 2356672, 2614433, 3637472, 4713344, 5228866, 7274944, 9426688, 10457732, 14549888, 18853376, 20915464, 29099776, 41830928, 58199552, 83661856, 167323712, 334647424, 669294848, 1338589696]

約数ペア:

[(1, 1338589696), (2, 669294848), (4, 334647424), (8, 167323712), (16, 83661856), (23, 58199552), (32, 41830928), (46, 29099776), (64, 20915464), (71, 18853376), (92, 14549888), (128, 10457732), (142, 9426688), (184, 7274944), (256, 5228866), (284, 4713344), (368, 3637472), (512, 2614433), (568, 2356672), (736, 1818736), (1136, 1178336), (1472, 909368), (1601, 836096), (1633, 819712), (2272, 589168), (2944, 454684), (3202, 418048), (3266, 409856), (4544, 294584), (5888, 227342), (6404, 209024), (6532, 204928), (9088, 147292), (11776, 113671), (12808, 104512), (13064, 102464), (18176, 73646), (25616, 52256), (26128, 51232), (36352, 36823)]