69393009

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{421}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 108896256

約数和(自身を除く): 39503247

約数列:

[1, 3, 7, 21, 47, 141, 167, 329, 421, 501, 987, 1169, 1263, 2947, 3507, 7849, 8841, 19787, 23547, 54943, 59361, 70307, 138509, 164829, 210921, 415527, 492149, 1476447, 3304429, 9913287, 23131003, 69393009]

約数ペア:

[(1, 69393009), (3, 23131003), (7, 9913287), (21, 3304429), (47, 1476447), (141, 492149), (167, 415527), (329, 210921), (421, 164829), (501, 138509), (987, 70307), (1169, 59361), (1263, 54943), (2947, 23547), (3507, 19787), (7849, 8841)]