1320222471

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1\times {\mathrm{809}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 1871838720

約数和(自身を除く): 551616249

約数列:

[1, 3, 23, 67, 69, 201, 353, 809, 1059, 1541, 2427, 4623, 8119, 18607, 23651, 24357, 54203, 55821, 70953, 162609, 285577, 543973, 856731, 1246669, 1631919, 3740007, 6568271, 19133659, 19704813, 57400977, 440074157, 1320222471]

約数ペア:

[(1, 1320222471), (3, 440074157), (23, 57400977), (67, 19704813), (69, 19133659), (201, 6568271), (353, 3740007), (809, 1631919), (1059, 1246669), (1541, 856731), (2427, 543973), (4623, 285577), (8119, 162609), (18607, 70953), (23651, 55821), (24357, 54203)]