80981901

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:227

約数の個数: 96

約数和(自身を含む): 160392960

約数和(自身を除く): 79411059

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 89, 91, 99, 101, 117, 143, 231, 267, 273, 303, 429, 623, 693, 707, 801, 819, 909, 979, 1001, 1111, 1157, 1287, 1313, 1869, 2121, 2937, 3003, 3333, 3471, 3939, 5607, 6363, 6853, 7777, 8099, 8811, 8989, 9009, 9191, 9999, 10413, 11817, 12727, 14443, 20559, 23331, 24297, 26967, 27573, 38181, 43329, 61677, 62923, 69993, 72891, 80901, 82719, 89089, 98879, 101101, 114543, 116857, 129987, 188769, 267267, 296637, 303303, 350571, 566307, 692153, 801801, 817999, 889911, 909909, 1051713, 1285427, 2076459, 2453997, 3856281, 6229377, 7361991, 8997989, 11568843, 26993967, 80981901]

約数ペア:

[(1, 80981901), (3, 26993967), (7, 11568843), (9, 8997989), (11, 7361991), (13, 6229377), (21, 3856281), (33, 2453997), (39, 2076459), (63, 1285427), (77, 1051713), (89, 909909), (91, 889911), (99, 817999), (101, 801801), (117, 692153), (143, 566307), (231, 350571), (267, 303303), (273, 296637), (303, 267267), (429, 188769), (623, 129987), (693, 116857), (707, 114543), (801, 101101), (819, 98879), (909, 89089), (979, 82719), (1001, 80901), (1111, 72891), (1157, 69993), (1287, 62923), (1313, 61677), (1869, 43329), (2121, 38181), (2937, 27573), (3003, 26967), (3333, 24297), (3471, 23331), (3939, 20559), (5607, 14443), (6363, 12727), (6853, 11817), (7777, 10413), (8099, 9999), (8811, 9191), (8989, 9009)]