28817196

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 68947200

約数和(自身を除く): 40130004

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 149, 213, 227, 284, 298, 426, 447, 454, 596, 681, 852, 894, 908, 1362, 1788, 2724, 10579, 16117, 21158, 31737, 32234, 33823, 42316, 48351, 63474, 64468, 67646, 96702, 101469, 126948, 135292, 193404, 202938, 405876, 2401433, 4802866, 7204299, 9605732, 14408598, 28817196]

約数ペア:

[(1, 28817196), (2, 14408598), (3, 9605732), (4, 7204299), (6, 4802866), (12, 2401433), (71, 405876), (142, 202938), (149, 193404), (213, 135292), (227, 126948), (284, 101469), (298, 96702), (426, 67646), (447, 64468), (454, 63474), (596, 48351), (681, 42316), (852, 33823), (894, 32234), (908, 31737), (1362, 21158), (1788, 16117), (2724, 10579)]