191300355

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 338270400

約数和(自身を除く): 146970045

約数列:

[1, 3, 5, 9, 15, 45, 103, 149, 277, 309, 447, 515, 745, 831, 927, 1341, 1385, 1545, 2235, 2493, 4155, 4635, 6705, 12465, 15347, 28531, 41273, 46041, 76735, 85593, 123819, 138123, 142655, 206365, 230205, 256779, 371457, 427965, 619095, 690615, 1283895, 1857285, 4251119, 12753357, 21255595, 38260071, 63766785, 191300355]

約数ペア:

[(1, 191300355), (3, 63766785), (5, 38260071), (9, 21255595), (15, 12753357), (45, 4251119), (103, 1857285), (149, 1283895), (277, 690615), (309, 619095), (447, 427965), (515, 371457), (745, 256779), (831, 230205), (927, 206365), (1341, 142655), (1385, 138123), (1545, 123819), (2235, 85593), (2493, 76735), (4155, 46041), (4635, 41273), (6705, 28531), (12465, 15347)]