315345225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1151}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 563963904

約数和(自身を除く): 248618679

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 281, 325, 843, 975, 1151, 1405, 3453, 3653, 4215, 5755, 7025, 10959, 14963, 17265, 18265, 21075, 28775, 44889, 54795, 74815, 86325, 91325, 224445, 273975, 323431, 374075, 970293, 1122225, 1617155, 4204603, 4851465, 8085775, 12613809, 21023015, 24257325, 63069045, 105115075, 315345225]

約数ペア:

[(1, 315345225), (3, 105115075), (5, 63069045), (13, 24257325), (15, 21023015), (25, 12613809), (39, 8085775), (65, 4851465), (75, 4204603), (195, 1617155), (281, 1122225), (325, 970293), (843, 374075), (975, 323431), (1151, 273975), (1405, 224445), (3453, 91325), (3653, 86325), (4215, 74815), (5755, 54795), (7025, 44889), (10959, 28775), (14963, 21075), (17265, 18265)]