828821077

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 1075138560

約数和(自身を除く): 246317483

約数列:

[1, 7, 17, 23, 47, 119, 161, 289, 329, 379, 391, 799, 1081, 2023, 2653, 2737, 5593, 6443, 6647, 7567, 8717, 13583, 17813, 18377, 45101, 46529, 61019, 95081, 109531, 124691, 128639, 148189, 302821, 312409, 409699, 766717, 1037323, 2119747, 2186863, 2519213, 2867893, 5147957, 6964883, 17634491, 36035699, 48754181, 118403011, 828821077]

約数ペア:

[(1, 828821077), (7, 118403011), (17, 48754181), (23, 36035699), (47, 17634491), (119, 6964883), (161, 5147957), (289, 2867893), (329, 2519213), (379, 2186863), (391, 2119747), (799, 1037323), (1081, 766717), (2023, 409699), (2653, 312409), (2737, 302821), (5593, 148189), (6443, 128639), (6647, 124691), (7567, 109531), (8717, 95081), (13583, 61019), (17813, 46529), (18377, 45101)]