28754856

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1047

約数の個数: 96

約数和(自身を含む): 86661120

約数和(自身を除く): 57906264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 31, 36, 39, 52, 62, 72, 78, 93, 104, 117, 124, 156, 186, 234, 248, 279, 312, 372, 403, 468, 558, 744, 806, 936, 991, 1116, 1209, 1612, 1982, 2232, 2418, 2973, 3224, 3627, 3964, 4836, 5946, 7254, 7928, 8919, 9672, 11892, 12883, 14508, 17838, 23784, 25766, 29016, 30721, 35676, 38649, 51532, 61442, 71352, 77298, 92163, 103064, 115947, 122884, 154596, 184326, 231894, 245768, 276489, 309192, 368652, 399373, 463788, 552978, 737304, 798746, 927576, 1105956, 1198119, 1597492, 2211912, 2396238, 3194984, 3594357, 4792476, 7188714, 9584952, 14377428, 28754856]

約数ペア:

[(1, 28754856), (2, 14377428), (3, 9584952), (4, 7188714), (6, 4792476), (8, 3594357), (9, 3194984), (12, 2396238), (13, 2211912), (18, 1597492), (24, 1198119), (26, 1105956), (31, 927576), (36, 798746), (39, 737304), (52, 552978), (62, 463788), (72, 399373), (78, 368652), (93, 309192), (104, 276489), (117, 245768), (124, 231894), (156, 184326), (186, 154596), (234, 122884), (248, 115947), (279, 103064), (312, 92163), (372, 77298), (403, 71352), (468, 61442), (558, 51532), (744, 38649), (806, 35676), (936, 30721), (991, 29016), (1116, 25766), (1209, 23784), (1612, 17838), (1982, 14508), (2232, 12883), (2418, 11892), (2973, 9672), (3224, 8919), (3627, 7928), (3964, 7254), (4836, 5946)]