131100928

素因数分解:

$2^8\times 7^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:663

約数の個数: 72

約数和(自身を含む): 301694400

約数和(自身を除く): 170593472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 149, 224, 256, 298, 448, 491, 596, 896, 982, 1043, 1192, 1792, 1964, 2086, 2384, 3437, 3928, 4172, 4768, 6874, 7856, 8344, 9536, 13748, 15712, 16688, 19072, 27496, 31424, 33376, 38144, 54992, 62848, 66752, 73159, 109984, 125696, 133504, 146318, 219968, 267008, 292636, 439936, 512113, 585272, 879872, 1024226, 1170544, 2048452, 2341088, 4096904, 4682176, 8193808, 9364352, 16387616, 18728704, 32775232, 65550464, 131100928]

約数ペア:

[(1, 131100928), (2, 65550464), (4, 32775232), (7, 18728704), (8, 16387616), (14, 9364352), (16, 8193808), (28, 4682176), (32, 4096904), (56, 2341088), (64, 2048452), (112, 1170544), (128, 1024226), (149, 879872), (224, 585272), (256, 512113), (298, 439936), (448, 292636), (491, 267008), (596, 219968), (896, 146318), (982, 133504), (1043, 125696), (1192, 109984), (1792, 73159), (1964, 66752), (2086, 62848), (2384, 54992), (3437, 38144), (3928, 33376), (4172, 31424), (4768, 27496), (6874, 19072), (7856, 16688), (8344, 15712), (9536, 13748)]