272902707

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 506097072

約数和(自身を除く): 233194365

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 101, 147, 231, 303, 441, 539, 557, 693, 707, 909, 1111, 1617, 1671, 2121, 3333, 3899, 4851, 4949, 5013, 6127, 6363, 7777, 9999, 11697, 14847, 18381, 23331, 27293, 35091, 42889, 44541, 54439, 55143, 56257, 69993, 81879, 128667, 163317, 168771, 245637, 300223, 386001, 393799, 489951, 506313, 618827, 900669, 1181397, 1856481, 2702007, 2756593, 3544191, 4331789, 5569443, 8269779, 12995367, 24809337, 30322523, 38986101, 90967569, 272902707]

約数ペア:

[(1, 272902707), (3, 90967569), (7, 38986101), (9, 30322523), (11, 24809337), (21, 12995367), (33, 8269779), (49, 5569443), (63, 4331789), (77, 3544191), (99, 2756593), (101, 2702007), (147, 1856481), (231, 1181397), (303, 900669), (441, 618827), (539, 506313), (557, 489951), (693, 393799), (707, 386001), (909, 300223), (1111, 245637), (1617, 168771), (1671, 163317), (2121, 128667), (3333, 81879), (3899, 69993), (4851, 56257), (4949, 55143), (5013, 54439), (6127, 44541), (6363, 42889), (7777, 35091), (9999, 27293), (11697, 23331), (14847, 18381)]