208477635

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 364732416

約数和(自身を除く): 156254781

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 101, 115, 155, 193, 303, 345, 465, 505, 579, 713, 965, 1515, 2139, 2323, 2895, 3131, 3565, 4439, 5983, 6969, 9393, 10695, 11615, 13317, 15655, 17949, 19493, 22195, 29915, 34845, 46965, 58479, 66585, 72013, 89745, 97465, 137609, 216039, 292395, 360065, 412827, 448339, 604283, 688045, 1080195, 1345017, 1812849, 2064135, 2241695, 3021415, 6725085, 9064245, 13898509, 41695527, 69492545, 208477635]

約数ペア:

[(1, 208477635), (3, 69492545), (5, 41695527), (15, 13898509), (23, 9064245), (31, 6725085), (69, 3021415), (93, 2241695), (101, 2064135), (115, 1812849), (155, 1345017), (193, 1080195), (303, 688045), (345, 604283), (465, 448339), (505, 412827), (579, 360065), (713, 292395), (965, 216039), (1515, 137609), (2139, 97465), (2323, 89745), (2895, 72013), (3131, 66585), (3565, 58479), (4439, 46965), (5983, 34845), (6969, 29915), (9393, 22195), (10695, 19493), (11615, 17949), (13317, 15655)]