291278204

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{21101}}^1$

素因数の和:21158

約数の個数: 48

約数和(自身を含む): 638124480

約数和(自身を除く): 346846276

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 68, 116, 119, 203, 238, 406, 476, 493, 812, 986, 1972, 3451, 6902, 13804, 21101, 42202, 84404, 147707, 295414, 358717, 590828, 611929, 717434, 1223858, 1434868, 2447716, 2511019, 4283503, 5022038, 8567006, 10044076, 10402793, 17134012, 20805586, 41611172, 72819551, 145639102, 291278204]

約数ペア:

[(1, 291278204), (2, 145639102), (4, 72819551), (7, 41611172), (14, 20805586), (17, 17134012), (28, 10402793), (29, 10044076), (34, 8567006), (58, 5022038), (68, 4283503), (116, 2511019), (119, 2447716), (203, 1434868), (238, 1223858), (406, 717434), (476, 611929), (493, 590828), (812, 358717), (986, 295414), (1972, 147707), (3451, 84404), (6902, 42202), (13804, 21101)]