197485659

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1867}}^1$

素因数の和:1976

約数の個数: 48

約数和(自身を含む): 345027072

約数和(自身を除く): 147541413

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 73, 161, 207, 219, 483, 511, 657, 1449, 1533, 1679, 1867, 4599, 5037, 5601, 11753, 13069, 15111, 16803, 35259, 39207, 42941, 105777, 117621, 128823, 136291, 300587, 386469, 408873, 901761, 954037, 1226619, 2705283, 2862111, 3134693, 8586333, 9404079, 21942851, 28212237, 65828553, 197485659]

約数ペア:

[(1, 197485659), (3, 65828553), (7, 28212237), (9, 21942851), (21, 9404079), (23, 8586333), (63, 3134693), (69, 2862111), (73, 2705283), (161, 1226619), (207, 954037), (219, 901761), (483, 408873), (511, 386469), (657, 300587), (1449, 136291), (1533, 128823), (1679, 117621), (1867, 105777), (4599, 42941), (5037, 39207), (5601, 35259), (11753, 16803), (13069, 15111)]