788792396

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{991}}^1$

素因数の和:1171

約数の個数: 72

約数和(自身を含む): 1671892992

約数和(自身を除く): 883100596

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 131, 196, 217, 262, 434, 524, 868, 917, 991, 1519, 1834, 1982, 3038, 3668, 3964, 4061, 6076, 6419, 6937, 8122, 12838, 13874, 16244, 25676, 27748, 28427, 30721, 48559, 56854, 61442, 97118, 113708, 122884, 129821, 194236, 198989, 215047, 259642, 397978, 430094, 519284, 795956, 860188, 908747, 1505329, 1817494, 3010658, 3634988, 4024451, 6021316, 6361229, 8048902, 12722458, 16097804, 25444916, 28171157, 56342314, 112684628, 197198099, 394396198, 788792396]

約数ペア:

[(1, 788792396), (2, 394396198), (4, 197198099), (7, 112684628), (14, 56342314), (28, 28171157), (31, 25444916), (49, 16097804), (62, 12722458), (98, 8048902), (124, 6361229), (131, 6021316), (196, 4024451), (217, 3634988), (262, 3010658), (434, 1817494), (524, 1505329), (868, 908747), (917, 860188), (991, 795956), (1519, 519284), (1834, 430094), (1982, 397978), (3038, 259642), (3668, 215047), (3964, 198989), (4061, 194236), (6076, 129821), (6419, 122884), (6937, 113708), (8122, 97118), (12838, 61442), (13874, 56854), (16244, 48559), (25676, 30721), (27748, 28427)]