247977195

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{1151}}^1$

素因数の和:1483

約数の個数: 32

約数和(自身を含む): 406093824

約数和(自身を除く): 158116629

約数列:

[1, 3, 5, 15, 53, 159, 265, 271, 795, 813, 1151, 1355, 3453, 4065, 5755, 14363, 17265, 43089, 61003, 71815, 183009, 215445, 305015, 311921, 915045, 935763, 1559605, 4678815, 16531813, 49595439, 82659065, 247977195]

約数ペア:

[(1, 247977195), (3, 82659065), (5, 49595439), (15, 16531813), (53, 4678815), (159, 1559605), (265, 935763), (271, 915045), (795, 311921), (813, 305015), (1151, 215445), (1355, 183009), (3453, 71815), (4065, 61003), (5755, 43089), (14363, 17265)]