8479947

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 13893120

約数和(自身を除く): 5413173

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 401, 1007, 1113, 1203, 2807, 3021, 7049, 7619, 8421, 21147, 21253, 22857, 53333, 63759, 148771, 159999, 403807, 446313, 1211421, 2826649, 8479947]

約数ペア:

[(1, 8479947), (3, 2826649), (7, 1211421), (19, 446313), (21, 403807), (53, 159999), (57, 148771), (133, 63759), (159, 53333), (371, 22857), (399, 21253), (401, 21147), (1007, 8421), (1113, 7619), (1203, 7049), (2807, 3021)]