28272057

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{673}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 43998720

約数和(自身を除く): 15726663

約数列:

[1, 3, 11, 19, 33, 57, 67, 201, 209, 627, 673, 737, 1273, 2019, 2211, 3819, 7403, 12787, 14003, 22209, 38361, 42009, 45091, 135273, 140657, 421971, 496001, 856729, 1488003, 2570187, 9424019, 28272057]

約数ペア:

[(1, 28272057), (3, 9424019), (11, 2570187), (19, 1488003), (33, 856729), (57, 496001), (67, 421971), (201, 140657), (209, 135273), (627, 45091), (673, 42009), (737, 38361), (1273, 22209), (2019, 14003), (2211, 12787), (3819, 7403)]