7840638

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:120

約数の個数: 96

約数和(自身を含む): 20363616

約数和(自身を除く): 12522978

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 73, 78, 81, 102, 117, 146, 153, 162, 219, 221, 234, 243, 306, 351, 438, 442, 459, 486, 657, 663, 702, 918, 949, 1053, 1241, 1314, 1326, 1377, 1898, 1971, 1989, 2106, 2482, 2754, 2847, 3159, 3723, 3942, 3978, 4131, 5694, 5913, 5967, 6318, 7446, 8262, 8541, 11169, 11826, 11934, 16133, 17082, 17739, 17901, 22338, 25623, 32266, 33507, 35478, 35802, 48399, 51246, 53703, 67014, 76869, 96798, 100521, 107406, 145197, 153738, 201042, 230607, 290394, 301563, 435591, 461214, 603126, 871182, 1306773, 2613546, 3920319, 7840638]

約数ペア:

[(1, 7840638), (2, 3920319), (3, 2613546), (6, 1306773), (9, 871182), (13, 603126), (17, 461214), (18, 435591), (26, 301563), (27, 290394), (34, 230607), (39, 201042), (51, 153738), (54, 145197), (73, 107406), (78, 100521), (81, 96798), (102, 76869), (117, 67014), (146, 53703), (153, 51246), (162, 48399), (219, 35802), (221, 35478), (234, 33507), (243, 32266), (306, 25623), (351, 22338), (438, 17901), (442, 17739), (459, 17082), (486, 16133), (657, 11934), (663, 11826), (702, 11169), (918, 8541), (949, 8262), (1053, 7446), (1241, 6318), (1314, 5967), (1326, 5913), (1377, 5694), (1898, 4131), (1971, 3978), (1989, 3942), (2106, 3723), (2482, 3159), (2754, 2847)]