28764153

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:257

約数の個数: 56

約数和(自身を含む): 50050656

約数和(自身を除く): 21286503

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 211, 243, 297, 459, 561, 633, 729, 891, 1377, 1683, 1899, 2321, 2673, 3587, 4131, 5049, 5697, 6963, 8019, 10761, 12393, 15147, 17091, 20889, 32283, 39457, 45441, 51273, 62667, 96849, 118371, 136323, 153819, 188001, 290547, 355113, 564003, 871641, 1065339, 1692009, 2614923, 3196017, 9588051, 28764153]

約数ペア:

[(1, 28764153), (3, 9588051), (9, 3196017), (11, 2614923), (17, 1692009), (27, 1065339), (33, 871641), (51, 564003), (81, 355113), (99, 290547), (153, 188001), (187, 153819), (211, 136323), (243, 118371), (297, 96849), (459, 62667), (561, 51273), (633, 45441), (729, 39457), (891, 32283), (1377, 20889), (1683, 17091), (1899, 15147), (2321, 12393), (2673, 10761), (3587, 8019), (4131, 6963), (5049, 5697)]