212512768

素因数分解:

$2^{12}\times {\mathrm{13}}^2\times {\mathrm{307}}^1$

素因数の和:357

約数の個数: 78

約数和(自身を含む): 461677524

約数和(自身を除く): 249164756

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 307, 338, 416, 512, 614, 676, 832, 1024, 1228, 1352, 1664, 2048, 2456, 2704, 3328, 3991, 4096, 4912, 5408, 6656, 7982, 9824, 10816, 13312, 15964, 19648, 21632, 26624, 31928, 39296, 43264, 51883, 53248, 63856, 78592, 86528, 103766, 127712, 157184, 173056, 207532, 255424, 314368, 346112, 415064, 510848, 628736, 692224, 830128, 1021696, 1257472, 1660256, 2043392, 3320512, 4086784, 6641024, 8173568, 13282048, 16347136, 26564096, 53128192, 106256384, 212512768]

約数ペア:

[(1, 212512768), (2, 106256384), (4, 53128192), (8, 26564096), (13, 16347136), (16, 13282048), (26, 8173568), (32, 6641024), (52, 4086784), (64, 3320512), (104, 2043392), (128, 1660256), (169, 1257472), (208, 1021696), (256, 830128), (307, 692224), (338, 628736), (416, 510848), (512, 415064), (614, 346112), (676, 314368), (832, 255424), (1024, 207532), (1228, 173056), (1352, 157184), (1664, 127712), (2048, 103766), (2456, 86528), (2704, 78592), (3328, 63856), (3991, 53248), (4096, 51883), (4912, 43264), (5408, 39296), (6656, 31928), (7982, 26624), (9824, 21632), (10816, 19648), (13312, 15964)]