13784475

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 24355584

約数和(自身を除く): 10571109

約数列:

[1, 3, 5, 15, 23, 25, 61, 69, 75, 115, 131, 183, 305, 345, 393, 575, 655, 915, 1403, 1525, 1725, 1965, 3013, 3275, 4209, 4575, 7015, 7991, 9039, 9825, 15065, 21045, 23973, 35075, 39955, 45195, 75325, 105225, 119865, 183793, 199775, 225975, 551379, 599325, 918965, 2756895, 4594825, 13784475]

約数ペア:

[(1, 13784475), (3, 4594825), (5, 2756895), (15, 918965), (23, 599325), (25, 551379), (61, 225975), (69, 199775), (75, 183793), (115, 119865), (131, 105225), (183, 75325), (305, 45195), (345, 39955), (393, 35075), (575, 23973), (655, 21045), (915, 15065), (1403, 9825), (1525, 9039), (1725, 7991), (1965, 7015), (3013, 4575), (3275, 4209)]