136988271

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{16349}}^1$

素因数の和:16388

約数の個数: 36

約数和(自身を含む): 242307000

約数和(自身を除く): 105318729

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 8379, 16349, 49047, 114443, 147141, 310631, 343329, 801101, 931893, 1029987, 2174417, 2403303, 2795679, 6523251, 7209909, 15220919, 19569753, 45662757, 136988271]

約数ペア:

[(1, 136988271), (3, 45662757), (7, 19569753), (9, 15220919), (19, 7209909), (21, 6523251), (49, 2795679), (57, 2403303), (63, 2174417), (133, 1029987), (147, 931893), (171, 801101), (399, 343329), (441, 310631), (931, 147141), (1197, 114443), (2793, 49047), (8379, 16349)]