28471047

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 42823680

約数和(自身を除く): 14352633

約数列:

[1, 3, 11, 33, 67, 79, 163, 201, 237, 489, 737, 869, 1793, 2211, 2607, 5293, 5379, 10921, 12877, 15879, 32763, 38631, 58223, 120131, 141647, 174669, 360393, 424941, 862759, 2588277, 9490349, 28471047]

約数ペア:

[(1, 28471047), (3, 9490349), (11, 2588277), (33, 862759), (67, 424941), (79, 360393), (163, 174669), (201, 141647), (237, 120131), (489, 58223), (737, 38631), (869, 32763), (1793, 15879), (2211, 12877), (2607, 10921), (5293, 5379)]