381013095

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 672731136

約数和(自身を除く): 291718041

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 157, 255, 307, 465, 471, 527, 785, 921, 1535, 1581, 2355, 2635, 2669, 4605, 4867, 5219, 7905, 8007, 9517, 13345, 14601, 15657, 24335, 26095, 28551, 40035, 47585, 48199, 73005, 78285, 82739, 142755, 144597, 161789, 240995, 248217, 413695, 485367, 722985, 808945, 819383, 1241085, 1494169, 2426835, 2458149, 4096915, 4482507, 7470845, 12290745, 22412535, 25400873, 76202619, 127004365, 381013095]

約数ペア:

[(1, 381013095), (3, 127004365), (5, 76202619), (15, 25400873), (17, 22412535), (31, 12290745), (51, 7470845), (85, 4482507), (93, 4096915), (155, 2458149), (157, 2426835), (255, 1494169), (307, 1241085), (465, 819383), (471, 808945), (527, 722985), (785, 485367), (921, 413695), (1535, 248217), (1581, 240995), (2355, 161789), (2635, 144597), (2669, 142755), (4605, 82739), (4867, 78285), (5219, 73005), (7905, 48199), (8007, 47585), (9517, 40035), (13345, 28551), (14601, 26095), (15657, 24335)]