87273015

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{503}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 143700480

約数和(自身を除く): 56427465

約数列:

[1, 3, 5, 15, 43, 129, 215, 269, 503, 645, 807, 1345, 1509, 2515, 4035, 7545, 11567, 21629, 34701, 57835, 64887, 108145, 135307, 173505, 324435, 405921, 676535, 2029605, 5818201, 17454603, 29091005, 87273015]

約数ペア:

[(1, 87273015), (3, 29091005), (5, 17454603), (15, 5818201), (43, 2029605), (129, 676535), (215, 405921), (269, 324435), (503, 173505), (645, 135307), (807, 108145), (1345, 64887), (1509, 57835), (2515, 34701), (4035, 21629), (7545, 11567)]