90219555

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 167270400

約数和(自身を除く): 77050845

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 59, 135, 141, 177, 235, 241, 295, 423, 531, 705, 723, 885, 1205, 1269, 1593, 2115, 2169, 2655, 2773, 3615, 6345, 6507, 7965, 8319, 10845, 11327, 13865, 14219, 24957, 32535, 33981, 41595, 42657, 56635, 71095, 74871, 101943, 124785, 127971, 169905, 213285, 305829, 374355, 383913, 509715, 639855, 668293, 1529145, 1919565, 2004879, 3341465, 6014637, 10024395, 18043911, 30073185, 90219555]

約数ペア:

[(1, 90219555), (3, 30073185), (5, 18043911), (9, 10024395), (15, 6014637), (27, 3341465), (45, 2004879), (47, 1919565), (59, 1529145), (135, 668293), (141, 639855), (177, 509715), (235, 383913), (241, 374355), (295, 305829), (423, 213285), (531, 169905), (705, 127971), (723, 124785), (885, 101943), (1205, 74871), (1269, 71095), (1593, 56635), (2115, 42657), (2169, 41595), (2655, 33981), (2773, 32535), (3615, 24957), (6345, 14219), (6507, 13865), (7965, 11327), (8319, 10845)]