261071538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{36781}}^1$

素因数の和:36819

約数の個数: 48

約数和(自身を含む): 646186176

約数和(自身を除く): 385114638

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 169, 182, 273, 338, 507, 546, 1014, 1183, 2366, 3549, 7098, 36781, 73562, 110343, 220686, 257467, 478153, 514934, 772401, 956306, 1434459, 1544802, 2868918, 3347071, 6215989, 6694142, 10041213, 12431978, 18647967, 20082426, 37295934, 43511923, 87023846, 130535769, 261071538]

約数ペア:

[(1, 261071538), (2, 130535769), (3, 87023846), (6, 43511923), (7, 37295934), (13, 20082426), (14, 18647967), (21, 12431978), (26, 10041213), (39, 6694142), (42, 6215989), (78, 3347071), (91, 2868918), (169, 1544802), (182, 1434459), (273, 956306), (338, 772401), (507, 514934), (546, 478153), (1014, 257467), (1183, 220686), (2366, 110343), (3549, 73562), (7098, 36781)]