724897671

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{991}}^1$

素因数の和:1367

約数の個数: 32

約数和(自身を含む): 1046599680

約数和(自身を除く): 321702009

約数列:

[1, 3, 19, 41, 57, 123, 313, 779, 939, 991, 2337, 2973, 5947, 12833, 17841, 18829, 38499, 40631, 56487, 121893, 243827, 310183, 731481, 771989, 930549, 2315967, 5893477, 12717503, 17680431, 38152509, 241632557, 724897671]

約数ペア:

[(1, 724897671), (3, 241632557), (19, 38152509), (41, 17680431), (57, 12717503), (123, 5893477), (313, 2315967), (779, 930549), (939, 771989), (991, 731481), (2337, 310183), (2973, 243827), (5947, 121893), (12833, 56487), (17841, 40631), (18829, 38499)]