40327329

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1907}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 65940480

約数和(自身を除く): 25613151

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 1907, 3021, 5721, 7049, 13349, 21147, 36233, 40047, 101071, 108699, 253631, 303213, 707497, 760893, 1920349, 2122491, 5761047, 13442443, 40327329]

約数ペア:

[(1, 40327329), (3, 13442443), (7, 5761047), (19, 2122491), (21, 1920349), (53, 760893), (57, 707497), (133, 303213), (159, 253631), (371, 108699), (399, 101071), (1007, 40047), (1113, 36233), (1907, 21147), (3021, 13349), (5721, 7049)]