216951948

素因数分解:

$2^2\times 3^2\times {\mathrm{503}}^1\times {\mathrm{11981}}^1$

素因数の和:12494

約数の個数: 36

約数和(自身を含む): 549542448

約数和(自身を除く): 332590500

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 503, 1006, 1509, 2012, 3018, 4527, 6036, 9054, 11981, 18108, 23962, 35943, 47924, 71886, 107829, 143772, 215658, 431316, 6026443, 12052886, 18079329, 24105772, 36158658, 54237987, 72317316, 108475974, 216951948]

約数ペア:

[(1, 216951948), (2, 108475974), (3, 72317316), (4, 54237987), (6, 36158658), (9, 24105772), (12, 18079329), (18, 12052886), (36, 6026443), (503, 431316), (1006, 215658), (1509, 143772), (2012, 107829), (3018, 71886), (4527, 47924), (6036, 35943), (9054, 23962), (11981, 18108)]