18173025

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:160

約数の個数: 96

約数和(自身を含む): 38192000

約数和(自身を除く): 20018975

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 27, 39, 45, 57, 65, 75, 95, 109, 117, 135, 171, 195, 225, 247, 285, 325, 327, 351, 475, 513, 545, 585, 675, 741, 855, 975, 981, 1235, 1417, 1425, 1635, 1755, 2071, 2223, 2565, 2725, 2925, 2943, 3705, 4251, 4275, 4905, 6175, 6213, 6669, 7085, 8175, 8775, 10355, 11115, 12753, 12825, 14715, 18525, 18639, 21255, 24525, 26923, 31065, 33345, 35425, 38259, 51775, 55575, 55917, 63765, 73575, 80769, 93195, 106275, 134615, 155325, 166725, 191295, 242307, 279585, 318825, 403845, 465975, 673075, 726921, 956475, 1211535, 1397925, 2019225, 3634605, 6057675, 18173025]

約数ペア:

[(1, 18173025), (3, 6057675), (5, 3634605), (9, 2019225), (13, 1397925), (15, 1211535), (19, 956475), (25, 726921), (27, 673075), (39, 465975), (45, 403845), (57, 318825), (65, 279585), (75, 242307), (95, 191295), (109, 166725), (117, 155325), (135, 134615), (171, 106275), (195, 93195), (225, 80769), (247, 73575), (285, 63765), (325, 55917), (327, 55575), (351, 51775), (475, 38259), (513, 35425), (545, 33345), (585, 31065), (675, 26923), (741, 24525), (855, 21255), (975, 18639), (981, 18525), (1235, 14715), (1417, 12825), (1425, 12753), (1635, 11115), (1755, 10355), (2071, 8775), (2223, 8175), (2565, 7085), (2725, 6669), (2925, 6213), (2943, 6175), (3705, 4905), (4251, 4275)]