381486868

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:413

約数の個数: 96

約数和(自身を含む): 845365248

約数和(自身を除く): 463878380

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 62, 68, 103, 119, 124, 206, 217, 238, 251, 412, 434, 476, 502, 527, 721, 868, 1004, 1054, 1442, 1751, 1757, 2108, 2884, 3193, 3502, 3514, 3689, 4267, 6386, 7004, 7028, 7378, 7781, 8534, 12257, 12772, 14756, 15562, 17068, 22351, 24514, 25853, 29869, 31124, 44702, 49028, 51706, 54281, 54467, 59738, 89404, 103412, 108562, 108934, 119476, 132277, 180971, 217124, 217868, 264554, 361942, 379967, 439501, 529108, 723884, 759934, 801443, 879002, 925939, 1519868, 1602886, 1758004, 1851878, 3076507, 3205772, 3703756, 5610101, 6153014, 11220202, 12306028, 13624531, 22440404, 27249062, 54498124, 95371717, 190743434, 381486868]

約数ペア:

[(1, 381486868), (2, 190743434), (4, 95371717), (7, 54498124), (14, 27249062), (17, 22440404), (28, 13624531), (31, 12306028), (34, 11220202), (62, 6153014), (68, 5610101), (103, 3703756), (119, 3205772), (124, 3076507), (206, 1851878), (217, 1758004), (238, 1602886), (251, 1519868), (412, 925939), (434, 879002), (476, 801443), (502, 759934), (527, 723884), (721, 529108), (868, 439501), (1004, 379967), (1054, 361942), (1442, 264554), (1751, 217868), (1757, 217124), (2108, 180971), (2884, 132277), (3193, 119476), (3502, 108934), (3514, 108562), (3689, 103412), (4267, 89404), (6386, 59738), (7004, 54467), (7028, 54281), (7378, 51706), (7781, 49028), (8534, 44702), (12257, 31124), (12772, 29869), (14756, 25853), (15562, 24514), (17068, 22351)]