210964496

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{251}}^1\times {\mathrm{401}}^1$

素因数の和:791

約数の個数: 40

約数和(自身を含む): 414535968

約数和(自身を除く): 203571472

約数列:

[1, 2, 4, 8, 16, 131, 251, 262, 401, 502, 524, 802, 1004, 1048, 1604, 2008, 2096, 3208, 4016, 6416, 32881, 52531, 65762, 100651, 105062, 131524, 201302, 210124, 263048, 402604, 420248, 526096, 805208, 840496, 1610416, 13185281, 26370562, 52741124, 105482248, 210964496]

約数ペア:

[(1, 210964496), (2, 105482248), (4, 52741124), (8, 26370562), (16, 13185281), (131, 1610416), (251, 840496), (262, 805208), (401, 526096), (502, 420248), (524, 402604), (802, 263048), (1004, 210124), (1048, 201302), (1604, 131524), (2008, 105062), (2096, 100651), (3208, 65762), (4016, 52531), (6416, 32881)]