128573316

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{40129}}^1$

素因数の和:40228

約数の個数: 36

約数和(自身を含む): 328664700

約数和(自身を除く): 200091384

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 40129, 80258, 120387, 160516, 240774, 361161, 481548, 722322, 1444644, 3571481, 7142962, 10714443, 14285924, 21428886, 32143329, 42857772, 64286658, 128573316]

約数ペア:

[(1, 128573316), (2, 64286658), (3, 42857772), (4, 32143329), (6, 21428886), (9, 14285924), (12, 10714443), (18, 7142962), (36, 3571481), (89, 1444644), (178, 722322), (267, 481548), (356, 361161), (534, 240774), (801, 160516), (1068, 120387), (1602, 80258), (3204, 40129)]