31238466

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 73923840

約数和(自身を除く): 42685374

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 89, 122, 137, 178, 183, 267, 274, 366, 411, 427, 534, 623, 822, 854, 959, 1246, 1281, 1869, 1918, 2562, 2877, 3738, 5429, 5754, 8357, 10858, 12193, 16287, 16714, 24386, 25071, 32574, 36579, 38003, 50142, 58499, 73158, 76006, 85351, 114009, 116998, 170702, 175497, 228018, 256053, 350994, 512106, 743773, 1487546, 2231319, 4462638, 5206411, 10412822, 15619233, 31238466]

約数ペア:

[(1, 31238466), (2, 15619233), (3, 10412822), (6, 5206411), (7, 4462638), (14, 2231319), (21, 1487546), (42, 743773), (61, 512106), (89, 350994), (122, 256053), (137, 228018), (178, 175497), (183, 170702), (267, 116998), (274, 114009), (366, 85351), (411, 76006), (427, 73158), (534, 58499), (623, 50142), (822, 38003), (854, 36579), (959, 32574), (1246, 25071), (1281, 24386), (1869, 16714), (1918, 16287), (2562, 12193), (2877, 10858), (3738, 8357), (5429, 5754)]