389908904

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{577}}^1\times {\mathrm{1097}}^1$

素因数の和:1698

約数の個数: 64

約数和(自身を含む): 913887360

約数和(自身を除く): 523978456

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 577, 616, 1097, 1154, 2194, 2308, 4039, 4388, 4616, 6347, 7679, 8078, 8776, 12067, 12694, 15358, 16156, 24134, 25388, 30716, 32312, 44429, 48268, 50776, 61432, 84469, 88858, 96536, 168938, 177716, 337876, 355432, 632969, 675752, 1265938, 2531876, 4430783, 5063752, 6962659, 8861566, 13925318, 17723132, 27850636, 35446264, 48738613, 55701272, 97477226, 194954452, 389908904]

約数ペア:

[(1, 389908904), (2, 194954452), (4, 97477226), (7, 55701272), (8, 48738613), (11, 35446264), (14, 27850636), (22, 17723132), (28, 13925318), (44, 8861566), (56, 6962659), (77, 5063752), (88, 4430783), (154, 2531876), (308, 1265938), (577, 675752), (616, 632969), (1097, 355432), (1154, 337876), (2194, 177716), (2308, 168938), (4039, 96536), (4388, 88858), (4616, 84469), (6347, 61432), (7679, 50776), (8078, 48268), (8776, 44429), (12067, 32312), (12694, 30716), (15358, 25388), (16156, 24134)]