861084042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{19963}}^1$

素因数の和:20067

約数の個数: 64

約数和(自身を含む): 2146529280

約数和(自身を除く): 1285445238

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 79, 91, 158, 182, 237, 273, 474, 546, 553, 1027, 1106, 1659, 2054, 3081, 3318, 6162, 7189, 14378, 19963, 21567, 39926, 43134, 59889, 119778, 139741, 259519, 279482, 419223, 519038, 778557, 838446, 1557114, 1577077, 1816633, 3154154, 3633266, 4731231, 5449899, 9462462, 10899798, 11039539, 20502001, 22079078, 33118617, 41004002, 61506003, 66237234, 123012006, 143514007, 287028014, 430542021, 861084042]

約数ペア:

[(1, 861084042), (2, 430542021), (3, 287028014), (6, 143514007), (7, 123012006), (13, 66237234), (14, 61506003), (21, 41004002), (26, 33118617), (39, 22079078), (42, 20502001), (78, 11039539), (79, 10899798), (91, 9462462), (158, 5449899), (182, 4731231), (237, 3633266), (273, 3154154), (474, 1816633), (546, 1577077), (553, 1557114), (1027, 838446), (1106, 778557), (1659, 519038), (2054, 419223), (3081, 279482), (3318, 259519), (6162, 139741), (7189, 119778), (14378, 59889), (19963, 43134), (21567, 39926)]