64895691

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 101606400

約数和(自身を除く): 36710709

約数列:

[1, 3, 7, 21, 53, 159, 199, 293, 371, 597, 879, 1113, 1393, 2051, 4179, 6153, 10547, 15529, 31641, 46587, 58307, 73829, 108703, 174921, 221487, 326109, 408149, 1224447, 3090271, 9270813, 21631897, 64895691]

約数ペア:

[(1, 64895691), (3, 21631897), (7, 9270813), (21, 3090271), (53, 1224447), (159, 408149), (199, 326109), (293, 221487), (371, 174921), (597, 108703), (879, 73829), (1113, 58307), (1393, 46587), (2051, 31641), (4179, 15529), (6153, 10547)]