31018317

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 48330240

約数和(自身を除く): 17311923

約数列:

[1, 3, 11, 19, 33, 57, 61, 183, 209, 627, 671, 811, 1159, 2013, 2433, 3477, 8921, 12749, 15409, 26763, 38247, 46227, 49471, 148413, 169499, 508497, 544181, 939949, 1632543, 2819847, 10339439, 31018317]

約数ペア:

[(1, 31018317), (3, 10339439), (11, 2819847), (19, 1632543), (33, 939949), (57, 544181), (61, 508497), (183, 169499), (209, 148413), (627, 49471), (671, 46227), (811, 38247), (1159, 26763), (2013, 15409), (2433, 12749), (3477, 8921)]