218365512981

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{5279}}^1$

素因数の和:5607

約数の個数: 96

約数和(自身を含む): 372490567680

約数和(自身を除く): 154125054699

約数列:

[1, 3, 7, 11, 21, 33, 73, 77, 121, 219, 223, 231, 363, 511, 669, 803, 847, 1533, 1561, 2409, 2453, 2541, 4683, 5279, 5621, 7359, 8833, 15837, 16279, 16863, 17171, 26499, 26983, 36953, 48837, 51513, 58069, 61831, 80949, 110859, 113953, 174207, 179069, 185493, 188881, 341859, 385367, 406483, 537207, 566643, 638759, 1156101, 1177217, 1219449, 1253483, 1916277, 1969759, 2697569, 3531651, 3760449, 4239037, 4471313, 5909277, 8092707, 8240519, 12717111, 12949387, 13413939, 13788313, 24721557, 29673259, 38848161, 41364939, 46629407, 85936841, 89019777, 90645709, 139888221, 142443257, 257810523, 271937127, 326405849, 427329771, 601557887, 945305251, 979217547, 997102799, 1804673661, 2835915753, 2991308397, 6617136757, 10398357761, 19851410271, 31195073283, 72788504327, 218365512981]

約数ペア:

[(1, 218365512981), (3, 72788504327), (7, 31195073283), (11, 19851410271), (21, 10398357761), (33, 6617136757), (73, 2991308397), (77, 2835915753), (121, 1804673661), (219, 997102799), (223, 979217547), (231, 945305251), (363, 601557887), (511, 427329771), (669, 326405849), (803, 271937127), (847, 257810523), (1533, 142443257), (1561, 139888221), (2409, 90645709), (2453, 89019777), (2541, 85936841), (4683, 46629407), (5279, 41364939), (5621, 38848161), (7359, 29673259), (8833, 24721557), (15837, 13788313), (16279, 13413939), (16863, 12949387), (17171, 12717111), (26499, 8240519), (26983, 8092707), (36953, 5909277), (48837, 4471313), (51513, 4239037), (58069, 3760449), (61831, 3531651), (80949, 2697569), (110859, 1969759), (113953, 1916277), (174207, 1253483), (179069, 1219449), (185493, 1177217), (188881, 1156101), (341859, 638759), (385367, 566643), (406483, 537207)]