77720013

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{941}}^1$

素因数の和:999

約数の個数: 64

約数和(自身を含む): 144691200

約数和(自身を除く): 66971187

約数列:

[1, 3, 7, 9, 19, 21, 23, 27, 57, 63, 69, 133, 161, 171, 189, 207, 399, 437, 483, 513, 621, 941, 1197, 1311, 1449, 2823, 3059, 3591, 3933, 4347, 6587, 8469, 9177, 11799, 17879, 19761, 21643, 25407, 27531, 53637, 59283, 64929, 82593, 125153, 151501, 160911, 177849, 194787, 375459, 411217, 454503, 482733, 584361, 1126377, 1233651, 1363509, 2878519, 3379131, 3700953, 4090527, 8635557, 11102859, 25906671, 77720013]

約数ペア:

[(1, 77720013), (3, 25906671), (7, 11102859), (9, 8635557), (19, 4090527), (21, 3700953), (23, 3379131), (27, 2878519), (57, 1363509), (63, 1233651), (69, 1126377), (133, 584361), (161, 482733), (171, 454503), (189, 411217), (207, 375459), (399, 194787), (437, 177849), (483, 160911), (513, 151501), (621, 125153), (941, 82593), (1197, 64929), (1311, 59283), (1449, 53637), (2823, 27531), (3059, 25407), (3591, 21643), (3933, 19761), (4347, 17879), (6587, 11799), (8469, 9177)]