72661491

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{60703}}^1$

素因数の和:60735

約数の個数: 24

約数和(自身を含む): 126264320

約数和(自身を除く): 53602829

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 60703, 182109, 424921, 546327, 1153357, 1274763, 3460071, 3824289, 8073499, 10380213, 24220497, 72661491]

約数ペア:

[(1, 72661491), (3, 24220497), (7, 10380213), (9, 8073499), (19, 3824289), (21, 3460071), (57, 1274763), (63, 1153357), (133, 546327), (171, 424921), (399, 182109), (1197, 60703)]