31147264

素因数分解:

$2^8\times {\mathrm{17}}^2\times {\mathrm{421}}^1$

素因数の和:471

約数の個数: 54

約数和(自身を含む): 66202094

約数和(自身を除く): 35054830

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 289, 421, 544, 578, 842, 1088, 1156, 1684, 2176, 2312, 3368, 4352, 4624, 6736, 7157, 9248, 13472, 14314, 18496, 26944, 28628, 36992, 53888, 57256, 73984, 107776, 114512, 121669, 229024, 243338, 458048, 486676, 916096, 973352, 1832192, 1946704, 3893408, 7786816, 15573632, 31147264]

約数ペア:

[(1, 31147264), (2, 15573632), (4, 7786816), (8, 3893408), (16, 1946704), (17, 1832192), (32, 973352), (34, 916096), (64, 486676), (68, 458048), (128, 243338), (136, 229024), (256, 121669), (272, 114512), (289, 107776), (421, 73984), (544, 57256), (578, 53888), (842, 36992), (1088, 28628), (1156, 26944), (1684, 18496), (2176, 14314), (2312, 13472), (3368, 9248), (4352, 7157), (4624, 6736)]