1277881017

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{739}}^1\times {\mathrm{1229}}^1$

素因数の和:2045

約数の個数: 32

約数和(自身を含む): 1980595200

約数和(自身を除く): 702714183

約数列:

[1, 3, 7, 21, 67, 201, 469, 739, 1229, 1407, 2217, 3687, 5173, 8603, 15519, 25809, 49513, 82343, 148539, 247029, 346591, 576401, 908231, 1039773, 1729203, 2724693, 6357617, 19072851, 60851477, 182554431, 425960339, 1277881017]

約数ペア:

[(1, 1277881017), (3, 425960339), (7, 182554431), (21, 60851477), (67, 19072851), (201, 6357617), (469, 2724693), (739, 1729203), (1229, 1039773), (1407, 908231), (2217, 576401), (3687, 346591), (5173, 247029), (8603, 148539), (15519, 82343), (25809, 49513)]