313873144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{409}}^1$

素因数の和:632

約数の個数: 64

約数和(自身を含む): 652982400

約数和(自身を除く): 339109256

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 157, 188, 314, 376, 409, 611, 628, 818, 1222, 1256, 1636, 2041, 2444, 3272, 4082, 4888, 5317, 7379, 8164, 10634, 14758, 16328, 19223, 21268, 29516, 38446, 42536, 59032, 64213, 76892, 95927, 128426, 153784, 191854, 249899, 256852, 383708, 499798, 513704, 767416, 834769, 999596, 1669538, 1999192, 3018011, 3339076, 6036022, 6678152, 12072044, 24144088, 39234143, 78468286, 156936572, 313873144]

約数ペア:

[(1, 313873144), (2, 156936572), (4, 78468286), (8, 39234143), (13, 24144088), (26, 12072044), (47, 6678152), (52, 6036022), (94, 3339076), (104, 3018011), (157, 1999192), (188, 1669538), (314, 999596), (376, 834769), (409, 767416), (611, 513704), (628, 499798), (818, 383708), (1222, 256852), (1256, 249899), (1636, 191854), (2041, 153784), (2444, 128426), (3272, 95927), (4082, 76892), (4888, 64213), (5317, 59032), (7379, 42536), (8164, 38446), (10634, 29516), (14758, 21268), (16328, 19223)]