18352425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2689}}^1$

素因数の和:2722

約数の個数: 48

約数和(自身を含む): 37358720

約数和(自身を除く): 19006295

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 175, 195, 273, 325, 455, 525, 975, 1365, 2275, 2689, 6825, 8067, 13445, 18823, 34957, 40335, 56469, 67225, 94115, 104871, 174785, 201675, 244699, 282345, 470575, 524355, 734097, 873925, 1223495, 1411725, 2621775, 3670485, 6117475, 18352425]

約数ペア:

[(1, 18352425), (3, 6117475), (5, 3670485), (7, 2621775), (13, 1411725), (15, 1223495), (21, 873925), (25, 734097), (35, 524355), (39, 470575), (65, 282345), (75, 244699), (91, 201675), (105, 174785), (175, 104871), (195, 94115), (273, 67225), (325, 56469), (455, 40335), (525, 34957), (975, 18823), (1365, 13445), (2275, 8067), (2689, 6825)]