489608434

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{1571}}^1$

素因数の和:1890

約数の個数: 32

約数和(自身を含む): 851596416

約数和(自身を除く): 361987982

約数列:

[1, 2, 7, 14, 113, 197, 226, 394, 791, 1379, 1571, 1582, 2758, 3142, 10997, 21994, 22261, 44522, 155827, 177523, 309487, 311654, 355046, 618974, 1242661, 2166409, 2485322, 4332818, 34972031, 69944062, 244804217, 489608434]

約数ペア:

[(1, 489608434), (2, 244804217), (7, 69944062), (14, 34972031), (113, 4332818), (197, 2485322), (226, 2166409), (394, 1242661), (791, 618974), (1379, 355046), (1571, 311654), (1582, 309487), (2758, 177523), (3142, 155827), (10997, 44522), (21994, 22261)]