215516763

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{1013}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 389765376

約数和(自身を除く): 174248613

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 307, 693, 921, 1013, 2149, 2763, 3039, 3377, 6447, 7091, 9117, 10131, 11143, 19341, 21273, 23639, 30393, 33429, 63819, 70917, 78001, 100287, 212751, 234003, 310991, 702009, 932973, 2176937, 2798919, 3420901, 6530811, 10262703, 19592433, 23946307, 30788109, 71838921, 215516763]

約数ペア:

[(1, 215516763), (3, 71838921), (7, 30788109), (9, 23946307), (11, 19592433), (21, 10262703), (33, 6530811), (63, 3420901), (77, 2798919), (99, 2176937), (231, 932973), (307, 702009), (693, 310991), (921, 234003), (1013, 212751), (2149, 100287), (2763, 78001), (3039, 70917), (3377, 63819), (6447, 33429), (7091, 30393), (9117, 23639), (10131, 21273), (11143, 19341)]