537486117

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{18973}}^1$

素因数の和:19073

約数の個数: 32

約数和(自身を含む): 874321920

約数和(自身を除く): 336835803

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 213, 399, 497, 1349, 1491, 4047, 9443, 18973, 28329, 56919, 132811, 360487, 398433, 1081461, 1347083, 2523409, 4041249, 7570227, 9429581, 25594577, 28288743, 76783731, 179162039, 537486117]

約数ペア:

[(1, 537486117), (3, 179162039), (7, 76783731), (19, 28288743), (21, 25594577), (57, 9429581), (71, 7570227), (133, 4041249), (213, 2523409), (399, 1347083), (497, 1081461), (1349, 398433), (1491, 360487), (4047, 132811), (9443, 56919), (18973, 28329)]