2618973

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:199

約数の個数: 40

約数和(自身を含む): 4646400

約数和(自身を除く): 2027427

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 149, 189, 217, 279, 447, 567, 651, 837, 1043, 1341, 1953, 2511, 3129, 4023, 4619, 5859, 9387, 12069, 13857, 17577, 28161, 32333, 41571, 84483, 96999, 124713, 290997, 374139, 872991, 2618973]

約数ペア:

[(1, 2618973), (3, 872991), (7, 374139), (9, 290997), (21, 124713), (27, 96999), (31, 84483), (63, 41571), (81, 32333), (93, 28161), (149, 17577), (189, 13857), (217, 12069), (279, 9387), (447, 5859), (567, 4619), (651, 4023), (837, 3129), (1043, 2511), (1341, 1953)]