1913291289

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3119}}^1$

素因数の和:3259

約数の個数: 72

約数和(自身を含む): 3495623040

約数和(自身を除く): 1582331751

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 107, 117, 147, 273, 321, 441, 637, 749, 819, 963, 1391, 1911, 2247, 3119, 4173, 5243, 5733, 6741, 9357, 9737, 12519, 15729, 21833, 28071, 29211, 40547, 47187, 65499, 68159, 87633, 121641, 152831, 196497, 204477, 283829, 333733, 364923, 458493, 613431, 851487, 1001199, 1375479, 1986803, 2336131, 2554461, 3003597, 4338529, 5960409, 7008393, 13015587, 16352917, 17881227, 21025179, 30369703, 39046761, 49058751, 91109109, 147176253, 212587921, 273327327, 637763763, 1913291289]

約数ペア:

[(1, 1913291289), (3, 637763763), (7, 273327327), (9, 212587921), (13, 147176253), (21, 91109109), (39, 49058751), (49, 39046761), (63, 30369703), (91, 21025179), (107, 17881227), (117, 16352917), (147, 13015587), (273, 7008393), (321, 5960409), (441, 4338529), (637, 3003597), (749, 2554461), (819, 2336131), (963, 1986803), (1391, 1375479), (1911, 1001199), (2247, 851487), (3119, 613431), (4173, 458493), (5243, 364923), (5733, 333733), (6741, 283829), (9357, 204477), (9737, 196497), (12519, 152831), (15729, 121641), (21833, 87633), (28071, 68159), (29211, 65499), (40547, 47187)]