23151195

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 43366752

約数和(自身を除く): 20215557

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 53, 85, 153, 159, 255, 265, 477, 571, 765, 795, 901, 1713, 2385, 2703, 2855, 4505, 5139, 8109, 8565, 9707, 13515, 25695, 29121, 30263, 40545, 48535, 87363, 90789, 145605, 151315, 272367, 436815, 453945, 514471, 1361835, 1543413, 2572355, 4630239, 7717065, 23151195]

約数ペア:

[(1, 23151195), (3, 7717065), (5, 4630239), (9, 2572355), (15, 1543413), (17, 1361835), (45, 514471), (51, 453945), (53, 436815), (85, 272367), (153, 151315), (159, 145605), (255, 90789), (265, 87363), (477, 48535), (571, 40545), (765, 30263), (795, 29121), (901, 25695), (1713, 13515), (2385, 9707), (2703, 8565), (2855, 8109), (4505, 5139)]