2015577921

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{12011}}^1$

素因数の和:12213

約数の個数: 32

約数和(自身を含む): 3145798656

約数和(自身を除く): 1130220735

約数列:

[1, 3, 7, 21, 61, 131, 183, 393, 427, 917, 1281, 2751, 7991, 12011, 23973, 36033, 55937, 84077, 167811, 252231, 732671, 1573441, 2198013, 4720323, 5128697, 11014087, 15386091, 33042261, 95979901, 287939703, 671859307, 2015577921]

約数ペア:

[(1, 2015577921), (3, 671859307), (7, 287939703), (21, 95979901), (61, 33042261), (131, 15386091), (183, 11014087), (393, 5128697), (427, 4720323), (917, 2198013), (1281, 1573441), (2751, 732671), (7991, 252231), (12011, 167811), (23973, 84077), (36033, 55937)]