1387774437

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{70079}}^1$

素因数の和:70153

約数の個数: 32

約数和(自身を含む): 2260500480

約数和(自身を除く): 872726043

約数列:

[1, 3, 7, 21, 23, 41, 69, 123, 161, 287, 483, 861, 943, 2829, 6601, 19803, 70079, 210237, 490553, 1471659, 1611817, 2873239, 4835451, 8619717, 11282719, 20112673, 33848157, 60338019, 66084497, 198253491, 462591479, 1387774437]

約数ペア:

[(1, 1387774437), (3, 462591479), (7, 198253491), (21, 66084497), (23, 60338019), (41, 33848157), (69, 20112673), (123, 11282719), (161, 8619717), (287, 4835451), (483, 2873239), (861, 1611817), (943, 1471659), (2829, 490553), (6601, 210237), (19803, 70079)]