30997148

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 71651328

約数和(自身を除く): 40654180

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 41, 52, 62, 67, 82, 91, 124, 134, 164, 182, 217, 268, 287, 364, 403, 434, 469, 533, 574, 806, 868, 871, 938, 1066, 1148, 1271, 1612, 1742, 1876, 2077, 2132, 2542, 2747, 2821, 3484, 3731, 4154, 5084, 5494, 5642, 6097, 7462, 8308, 8897, 10988, 11284, 12194, 14539, 14924, 16523, 17794, 19229, 24388, 27001, 29078, 33046, 35588, 35711, 38458, 54002, 58156, 66092, 71422, 76916, 85157, 108004, 115661, 142844, 170314, 189007, 231322, 249977, 340628, 378014, 462644, 499954, 596099, 756028, 999908, 1107041, 1192198, 2214082, 2384396, 4428164, 7749287, 15498574, 30997148]

約数ペア:

[(1, 30997148), (2, 15498574), (4, 7749287), (7, 4428164), (13, 2384396), (14, 2214082), (26, 1192198), (28, 1107041), (31, 999908), (41, 756028), (52, 596099), (62, 499954), (67, 462644), (82, 378014), (91, 340628), (124, 249977), (134, 231322), (164, 189007), (182, 170314), (217, 142844), (268, 115661), (287, 108004), (364, 85157), (403, 76916), (434, 71422), (469, 66092), (533, 58156), (574, 54002), (806, 38458), (868, 35711), (871, 35588), (938, 33046), (1066, 29078), (1148, 27001), (1271, 24388), (1612, 19229), (1742, 17794), (1876, 16523), (2077, 14924), (2132, 14539), (2542, 12194), (2747, 11284), (2821, 10988), (3484, 8897), (3731, 8308), (4154, 7462), (5084, 6097), (5494, 5642)]