247665816

素因数分解:

$2^3\times 3^3\times {\mathrm{271}}^1\times {\mathrm{4231}}^1$

素因数の和:4517

約数の個数: 64

約数和(自身を含む): 690662400

約数和(自身を除く): 442996584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 271, 542, 813, 1084, 1626, 2168, 2439, 3252, 4231, 4878, 6504, 7317, 8462, 9756, 12693, 14634, 16924, 19512, 25386, 29268, 33848, 38079, 50772, 58536, 76158, 101544, 114237, 152316, 228474, 304632, 456948, 913896, 1146601, 2293202, 3439803, 4586404, 6879606, 9172808, 10319409, 13759212, 20638818, 27518424, 30958227, 41277636, 61916454, 82555272, 123832908, 247665816]

約数ペア:

[(1, 247665816), (2, 123832908), (3, 82555272), (4, 61916454), (6, 41277636), (8, 30958227), (9, 27518424), (12, 20638818), (18, 13759212), (24, 10319409), (27, 9172808), (36, 6879606), (54, 4586404), (72, 3439803), (108, 2293202), (216, 1146601), (271, 913896), (542, 456948), (813, 304632), (1084, 228474), (1626, 152316), (2168, 114237), (2439, 101544), (3252, 76158), (4231, 58536), (4878, 50772), (6504, 38079), (7317, 33848), (8462, 29268), (9756, 25386), (12693, 19512), (14634, 16924)]