8836821

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 15934464

約数和(自身を除く): 7097643

約数列:

[1, 3, 7, 9, 17, 21, 37, 51, 63, 111, 119, 153, 223, 259, 333, 357, 629, 669, 777, 1071, 1561, 1887, 2007, 2331, 3791, 4403, 4683, 5661, 8251, 11373, 13209, 14049, 24753, 26537, 34119, 39627, 57757, 74259, 79611, 140267, 173271, 238833, 420801, 519813, 981869, 1262403, 2945607, 8836821]

約数ペア:

[(1, 8836821), (3, 2945607), (7, 1262403), (9, 981869), (17, 519813), (21, 420801), (37, 238833), (51, 173271), (63, 140267), (111, 79611), (119, 74259), (153, 57757), (223, 39627), (259, 34119), (333, 26537), (357, 24753), (629, 14049), (669, 13209), (777, 11373), (1071, 8251), (1561, 5661), (1887, 4683), (2007, 4403), (2331, 3791)]