28168049343

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{18311}}^1$

素因数の和:18508

約数の個数: 64

約数和(自身を含む): 47253749760

約数和(自身を除く): 19085700417

約数列:

[1, 3, 7, 17, 21, 31, 51, 93, 119, 139, 217, 357, 417, 527, 651, 973, 1581, 2363, 2919, 3689, 4309, 7089, 11067, 12927, 16541, 18311, 30163, 49623, 54933, 73253, 90489, 128177, 219759, 311287, 384531, 512771, 567641, 933861, 1538313, 1702923, 2179009, 2545229, 3973487, 6537027, 7635687, 9649897, 11920461, 17816603, 28949691, 43268893, 53449809, 67549279, 78902099, 129806679, 202647837, 236706297, 302882251, 552314693, 908646753, 1341335683, 1656944079, 4024007049, 9389349781, 28168049343]

約数ペア:

[(1, 28168049343), (3, 9389349781), (7, 4024007049), (17, 1656944079), (21, 1341335683), (31, 908646753), (51, 552314693), (93, 302882251), (119, 236706297), (139, 202647837), (217, 129806679), (357, 78902099), (417, 67549279), (527, 53449809), (651, 43268893), (973, 28949691), (1581, 17816603), (2363, 11920461), (2919, 9649897), (3689, 7635687), (4309, 6537027), (7089, 3973487), (11067, 2545229), (12927, 2179009), (16541, 1702923), (18311, 1538313), (30163, 933861), (49623, 567641), (54933, 512771), (73253, 384531), (90489, 311287), (128177, 219759)]