195858468

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{971}}^1$

素因数の和:1425

約数の個数: 72

約数和(自身を含む): 534957696

約数和(自身を除く): 339099228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 431, 468, 862, 971, 1293, 1724, 1942, 2586, 2913, 3879, 3884, 5172, 5603, 5826, 7758, 8739, 11206, 11652, 12623, 15516, 16809, 17478, 22412, 25246, 33618, 34956, 37869, 50427, 50492, 67236, 75738, 100854, 113607, 151476, 201708, 227214, 418501, 454428, 837002, 1255503, 1674004, 2511006, 3766509, 5022012, 5440513, 7533018, 10881026, 15066036, 16321539, 21762052, 32643078, 48964617, 65286156, 97929234, 195858468]

約数ペア:

[(1, 195858468), (2, 97929234), (3, 65286156), (4, 48964617), (6, 32643078), (9, 21762052), (12, 16321539), (13, 15066036), (18, 10881026), (26, 7533018), (36, 5440513), (39, 5022012), (52, 3766509), (78, 2511006), (117, 1674004), (156, 1255503), (234, 837002), (431, 454428), (468, 418501), (862, 227214), (971, 201708), (1293, 151476), (1724, 113607), (1942, 100854), (2586, 75738), (2913, 67236), (3879, 50492), (3884, 50427), (5172, 37869), (5603, 34956), (5826, 33618), (7758, 25246), (8739, 22412), (11206, 17478), (11652, 16809), (12623, 15516)]