157218705

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{23767}}^1$

素因数の和:23795

約数の個数: 48

約数和(自身を含む): 325146240

約数和(自身を除く): 167927535

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 23767, 71301, 118835, 166369, 213903, 356505, 499107, 641709, 831845, 1069515, 1164583, 1497321, 2495535, 3208545, 3493749, 4491963, 5822915, 7486605, 10481247, 17468745, 22459815, 31443741, 52406235, 157218705]

約数ペア:

[(1, 157218705), (3, 52406235), (5, 31443741), (7, 22459815), (9, 17468745), (15, 10481247), (21, 7486605), (27, 5822915), (35, 4491963), (45, 3493749), (49, 3208545), (63, 2495535), (105, 1497321), (135, 1164583), (147, 1069515), (189, 831845), (245, 641709), (315, 499107), (441, 356505), (735, 213903), (945, 166369), (1323, 118835), (2205, 71301), (6615, 23767)]