334730487

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{8821}}^1$

素因数の和:8983

約数の個数: 32

約数和(自身を含む): 553315840

約数和(自身を除く): 218585353

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 273, 417, 973, 1807, 2919, 5421, 8821, 12649, 26463, 37947, 61747, 114673, 185241, 344019, 802711, 1226119, 2408133, 3678357, 8582833, 15939547, 25748499, 47818641, 111576829, 334730487]

約数ペア:

[(1, 334730487), (3, 111576829), (7, 47818641), (13, 25748499), (21, 15939547), (39, 8582833), (91, 3678357), (139, 2408133), (273, 1226119), (417, 802711), (973, 344019), (1807, 185241), (2919, 114673), (5421, 61747), (8821, 37947), (12649, 26463)]