9720228

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 26914944

約数和(自身を除く): 17194716

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 244, 271, 294, 366, 427, 542, 588, 732, 813, 854, 1084, 1281, 1626, 1708, 1897, 2562, 2989, 3252, 3794, 5124, 5691, 5978, 7588, 8967, 11382, 11956, 13279, 16531, 17934, 22764, 26558, 33062, 35868, 39837, 49593, 53116, 66124, 79674, 99186, 115717, 159348, 198372, 231434, 347151, 462868, 694302, 810019, 1388604, 1620038, 2430057, 3240076, 4860114, 9720228]

約数ペア:

[(1, 9720228), (2, 4860114), (3, 3240076), (4, 2430057), (6, 1620038), (7, 1388604), (12, 810019), (14, 694302), (21, 462868), (28, 347151), (42, 231434), (49, 198372), (61, 159348), (84, 115717), (98, 99186), (122, 79674), (147, 66124), (183, 53116), (196, 49593), (244, 39837), (271, 35868), (294, 33062), (366, 26558), (427, 22764), (542, 17934), (588, 16531), (732, 13279), (813, 11956), (854, 11382), (1084, 8967), (1281, 7588), (1626, 5978), (1708, 5691), (1897, 5124), (2562, 3794), (2989, 3252)]