291254330073

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{68087}}^1$

素因数の和:68338

約数の個数: 64

約数和(自身を含む): 476899246080

約数和(自身を除く): 185644916007

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 151, 213, 399, 453, 497, 1057, 1349, 1491, 2869, 3171, 4047, 8607, 9443, 10721, 20083, 28329, 32163, 60249, 68087, 75047, 203699, 204261, 225141, 476609, 611097, 1293653, 1425893, 1429827, 3880959, 4277679, 4834177, 9055571, 10281137, 14502531, 27166713, 30843411, 33839239, 71967959, 91849363, 101517717, 195341603, 215903877, 275548089, 586024809, 642945541, 729960727, 1367391221, 1928836623, 2189882181, 4102173663, 5109725089, 13869253813, 15329175267, 41607761439, 97084776691, 291254330073]

約数ペア:

[(1, 291254330073), (3, 97084776691), (7, 41607761439), (19, 15329175267), (21, 13869253813), (57, 5109725089), (71, 4102173663), (133, 2189882181), (151, 1928836623), (213, 1367391221), (399, 729960727), (453, 642945541), (497, 586024809), (1057, 275548089), (1349, 215903877), (1491, 195341603), (2869, 101517717), (3171, 91849363), (4047, 71967959), (8607, 33839239), (9443, 30843411), (10721, 27166713), (20083, 14502531), (28329, 10281137), (32163, 9055571), (60249, 4834177), (68087, 4277679), (75047, 3880959), (203699, 1429827), (204261, 1425893), (225141, 1293653), (476609, 611097)]