28728684

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{433}}^1$

素因数の和:559

約数の個数: 72

約数和(自身を含む): 77408240

約数和(自身を除く): 48679556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 97, 114, 171, 194, 228, 291, 342, 388, 433, 582, 684, 866, 873, 1164, 1299, 1732, 1746, 1843, 2598, 3492, 3686, 3897, 5196, 5529, 7372, 7794, 8227, 11058, 15588, 16454, 16587, 22116, 24681, 32908, 33174, 42001, 49362, 66348, 74043, 84002, 98724, 126003, 148086, 168004, 252006, 296172, 378009, 504012, 756018, 798019, 1512036, 1596038, 2394057, 3192076, 4788114, 7182171, 9576228, 14364342, 28728684]

約数ペア:

[(1, 28728684), (2, 14364342), (3, 9576228), (4, 7182171), (6, 4788114), (9, 3192076), (12, 2394057), (18, 1596038), (19, 1512036), (36, 798019), (38, 756018), (57, 504012), (76, 378009), (97, 296172), (114, 252006), (171, 168004), (194, 148086), (228, 126003), (291, 98724), (342, 84002), (388, 74043), (433, 66348), (582, 49362), (684, 42001), (866, 33174), (873, 32908), (1164, 24681), (1299, 22116), (1732, 16587), (1746, 16454), (1843, 15588), (2598, 11058), (3492, 8227), (3686, 7794), (3897, 7372), (5196, 5529)]