7800979207

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1871}}^1$

素因数の和:1996

約数の個数: 64

約数和(自身を含む): 10351411200

約数和(自身を除く): 2550431993

約数列:

[1, 7, 19, 23, 29, 47, 133, 161, 203, 329, 437, 551, 667, 893, 1081, 1363, 1871, 3059, 3857, 4669, 6251, 7567, 9541, 12673, 13097, 20539, 25897, 31349, 35549, 43033, 54259, 87937, 88711, 143773, 181279, 219443, 248843, 301231, 379813, 595631, 615559, 817627, 1030921, 1247957, 1670803, 2022551, 2550173, 4169417, 5723389, 7216447, 8735699, 11695621, 14157857, 17851211, 23711183, 38428469, 48453287, 58653979, 165978281, 268999283, 339173009, 410577853, 1114425601, 7800979207]

約数ペア:

[(1, 7800979207), (7, 1114425601), (19, 410577853), (23, 339173009), (29, 268999283), (47, 165978281), (133, 58653979), (161, 48453287), (203, 38428469), (329, 23711183), (437, 17851211), (551, 14157857), (667, 11695621), (893, 8735699), (1081, 7216447), (1363, 5723389), (1871, 4169417), (3059, 2550173), (3857, 2022551), (4669, 1670803), (6251, 1247957), (7567, 1030921), (9541, 817627), (12673, 615559), (13097, 595631), (20539, 379813), (25897, 301231), (31349, 248843), (35549, 219443), (43033, 181279), (54259, 143773), (87937, 88711)]