17769915

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 33868800

約数和(自身を除く): 16098885

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 59, 69, 97, 115, 135, 177, 207, 291, 295, 345, 485, 531, 621, 873, 885, 1035, 1357, 1455, 1593, 2231, 2619, 2655, 3105, 4071, 4365, 5723, 6693, 6785, 7965, 11155, 12213, 13095, 17169, 20079, 20355, 28615, 33465, 36639, 51507, 60237, 61065, 85845, 100395, 131629, 154521, 183195, 257535, 301185, 394887, 658145, 772605, 1184661, 1974435, 3553983, 5923305, 17769915]

約数ペア:

[(1, 17769915), (3, 5923305), (5, 3553983), (9, 1974435), (15, 1184661), (23, 772605), (27, 658145), (45, 394887), (59, 301185), (69, 257535), (97, 183195), (115, 154521), (135, 131629), (177, 100395), (207, 85845), (291, 61065), (295, 60237), (345, 51507), (485, 36639), (531, 33465), (621, 28615), (873, 20355), (885, 20079), (1035, 17169), (1357, 13095), (1455, 12213), (1593, 11155), (2231, 7965), (2619, 6785), (2655, 6693), (3105, 5723), (4071, 4365)]