28613772

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3803}}^1$

素因数の和:3843

約数の個数: 72

約数和(自身を含む): 83079360

約数和(自身を除く): 54465588

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 3762, 3803, 7524, 7606, 11409, 15212, 22818, 34227, 41833, 45636, 68454, 72257, 83666, 125499, 136908, 144514, 167332, 216771, 250998, 289028, 376497, 433542, 501996, 650313, 752994, 794827, 867084, 1300626, 1505988, 1589654, 2384481, 2601252, 3179308, 4768962, 7153443, 9537924, 14306886, 28613772]

約数ペア:

[(1, 28613772), (2, 14306886), (3, 9537924), (4, 7153443), (6, 4768962), (9, 3179308), (11, 2601252), (12, 2384481), (18, 1589654), (19, 1505988), (22, 1300626), (33, 867084), (36, 794827), (38, 752994), (44, 650313), (57, 501996), (66, 433542), (76, 376497), (99, 289028), (114, 250998), (132, 216771), (171, 167332), (198, 144514), (209, 136908), (228, 125499), (342, 83666), (396, 72257), (418, 68454), (627, 45636), (684, 41833), (836, 34227), (1254, 22818), (1881, 15212), (2508, 11409), (3762, 7606), (3803, 7524)]