65215843

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 84049920

約数和(自身を除く): 18834077

約数列:

[1, 7, 11, 71, 77, 79, 151, 497, 553, 781, 869, 1057, 1661, 5467, 5609, 6083, 10721, 11627, 11929, 39263, 61699, 75047, 83503, 117931, 131219, 431893, 825517, 846959, 918533, 5928713, 9316549, 65215843]

約数ペア:

[(1, 65215843), (7, 9316549), (11, 5928713), (71, 918533), (77, 846959), (79, 825517), (151, 431893), (497, 131219), (553, 117931), (781, 83503), (869, 75047), (1057, 61699), (1661, 39263), (5467, 11929), (5609, 11627), (6083, 10721)]