16826175

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 32904144

約数和(自身を除く): 16077969

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 53, 75, 83, 85, 153, 159, 225, 249, 255, 265, 415, 425, 477, 747, 765, 795, 901, 1245, 1275, 1325, 1411, 2075, 2385, 2703, 3735, 3825, 3975, 4233, 4399, 4505, 6225, 7055, 8109, 11925, 12699, 13197, 13515, 18675, 21165, 21995, 22525, 35275, 39591, 40545, 63495, 65985, 67575, 74783, 105825, 109975, 197955, 202725, 224349, 317475, 329925, 373915, 673047, 989775, 1121745, 1869575, 3365235, 5608725, 16826175]

約数ペア:

[(1, 16826175), (3, 5608725), (5, 3365235), (9, 1869575), (15, 1121745), (17, 989775), (25, 673047), (45, 373915), (51, 329925), (53, 317475), (75, 224349), (83, 202725), (85, 197955), (153, 109975), (159, 105825), (225, 74783), (249, 67575), (255, 65985), (265, 63495), (415, 40545), (425, 39591), (477, 35275), (747, 22525), (765, 21995), (795, 21165), (901, 18675), (1245, 13515), (1275, 13197), (1325, 12699), (1411, 11925), (2075, 8109), (2385, 7055), (2703, 6225), (3735, 4505), (3825, 4399), (3975, 4233)]