28980952

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:102

約数の個数: 144

約数和(自身を含む): 76416480

約数和(自身を除く): 47435528

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 47, 49, 52, 56, 77, 88, 91, 94, 98, 104, 121, 143, 154, 182, 188, 196, 242, 286, 308, 329, 364, 376, 392, 484, 517, 539, 572, 611, 616, 637, 658, 728, 847, 968, 1001, 1034, 1078, 1144, 1222, 1274, 1316, 1573, 1694, 2002, 2068, 2156, 2303, 2444, 2548, 2632, 3146, 3388, 3619, 4004, 4136, 4277, 4312, 4606, 4888, 5096, 5687, 5929, 6292, 6721, 6776, 7007, 7238, 8008, 8554, 9212, 11011, 11374, 11858, 12584, 13442, 14014, 14476, 17108, 18424, 22022, 22748, 23716, 25333, 26884, 28028, 28952, 29939, 34216, 39809, 44044, 45496, 47047, 47432, 50666, 53768, 56056, 59878, 73931, 77077, 79618, 88088, 94094, 101332, 119756, 147862, 154154, 159236, 188188, 202664, 239512, 278663, 295724, 308308, 318472, 329329, 376376, 517517, 557326, 591448, 616616, 658658, 1035034, 1114652, 1317316, 2070068, 2229304, 2634632, 3622619, 4140136, 7245238, 14490476, 28980952]

約数ペア:

[(1, 28980952), (2, 14490476), (4, 7245238), (7, 4140136), (8, 3622619), (11, 2634632), (13, 2229304), (14, 2070068), (22, 1317316), (26, 1114652), (28, 1035034), (44, 658658), (47, 616616), (49, 591448), (52, 557326), (56, 517517), (77, 376376), (88, 329329), (91, 318472), (94, 308308), (98, 295724), (104, 278663), (121, 239512), (143, 202664), (154, 188188), (182, 159236), (188, 154154), (196, 147862), (242, 119756), (286, 101332), (308, 94094), (329, 88088), (364, 79618), (376, 77077), (392, 73931), (484, 59878), (517, 56056), (539, 53768), (572, 50666), (611, 47432), (616, 47047), (637, 45496), (658, 44044), (728, 39809), (847, 34216), (968, 29939), (1001, 28952), (1034, 28028), (1078, 26884), (1144, 25333), (1222, 23716), (1274, 22748), (1316, 22022), (1573, 18424), (1694, 17108), (2002, 14476), (2068, 14014), (2156, 13442), (2303, 12584), (2444, 11858), (2548, 11374), (2632, 11011), (3146, 9212), (3388, 8554), (3619, 8008), (4004, 7238), (4136, 7007), (4277, 6776), (4312, 6721), (4606, 6292), (4888, 5929), (5096, 5687)]