1296351

素因数分解:

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

素因数の和:73

約数の個数: 32

約数和(自身を含む): 2316800

約数和(自身を除く): 1020449

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 361, 399, 513, 1083, 1197, 2527, 3249, 3591, 6859, 7581, 9747, 20577, 22743, 48013, 61731, 68229, 144039, 185193, 432117, 1296351]

約数ペア:

[(1, 1296351), (3, 432117), (7, 185193), (9, 144039), (19, 68229), (21, 61731), (27, 48013), (57, 22743), (63, 20577), (133, 9747), (171, 7581), (189, 6859), (361, 3591), (399, 3249), (513, 2527), (1083, 1197)]