213280496

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:191

約数の個数: 120

約数和(自身を含む): 506811312

約数和(自身を除く): 293530816

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 97, 104, 124, 143, 176, 194, 208, 248, 286, 341, 388, 403, 496, 572, 682, 776, 806, 961, 1067, 1144, 1261, 1364, 1552, 1612, 1922, 2134, 2288, 2522, 2728, 3007, 3224, 3844, 4268, 4433, 5044, 5456, 6014, 6448, 7688, 8536, 8866, 10088, 10571, 12028, 12493, 13871, 15376, 17072, 17732, 20176, 21142, 24056, 24986, 27742, 33077, 35464, 39091, 42284, 48112, 49972, 55484, 66154, 70928, 78182, 84568, 93217, 99944, 110968, 132308, 137423, 156364, 169136, 186434, 199888, 221936, 264616, 274846, 312728, 372868, 430001, 529232, 549692, 625456, 745736, 860002, 1025387, 1099384, 1211821, 1491472, 1720004, 2050774, 2198768, 2423642, 3440008, 4101548, 4847284, 6880016, 8203096, 9694568, 13330031, 16406192, 19389136, 26660062, 53320124, 106640248, 213280496]

約数ペア:

[(1, 213280496), (2, 106640248), (4, 53320124), (8, 26660062), (11, 19389136), (13, 16406192), (16, 13330031), (22, 9694568), (26, 8203096), (31, 6880016), (44, 4847284), (52, 4101548), (62, 3440008), (88, 2423642), (97, 2198768), (104, 2050774), (124, 1720004), (143, 1491472), (176, 1211821), (194, 1099384), (208, 1025387), (248, 860002), (286, 745736), (341, 625456), (388, 549692), (403, 529232), (496, 430001), (572, 372868), (682, 312728), (776, 274846), (806, 264616), (961, 221936), (1067, 199888), (1144, 186434), (1261, 169136), (1364, 156364), (1552, 137423), (1612, 132308), (1922, 110968), (2134, 99944), (2288, 93217), (2522, 84568), (2728, 78182), (3007, 70928), (3224, 66154), (3844, 55484), (4268, 49972), (4433, 48112), (5044, 42284), (5456, 39091), (6014, 35464), (6448, 33077), (7688, 27742), (8536, 24986), (8866, 24056), (10088, 21142), (10571, 20176), (12028, 17732), (12493, 17072), (13871, 15376)]