72453915

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1787}}^1$

素因数の和:1868

約数の個数: 48

約数和(自身を含む): 135559008

約数和(自身を除く): 63105093

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 53, 85, 153, 159, 255, 265, 477, 765, 795, 901, 1787, 2385, 2703, 4505, 5361, 8109, 8935, 13515, 16083, 26805, 30379, 40545, 80415, 91137, 94711, 151895, 273411, 284133, 455685, 473555, 852399, 1367055, 1420665, 1610087, 4261995, 4830261, 8050435, 14490783, 24151305, 72453915]

約数ペア:

[(1, 72453915), (3, 24151305), (5, 14490783), (9, 8050435), (15, 4830261), (17, 4261995), (45, 1610087), (51, 1420665), (53, 1367055), (85, 852399), (153, 473555), (159, 455685), (255, 284133), (265, 273411), (477, 151895), (765, 94711), (795, 91137), (901, 80415), (1787, 40545), (2385, 30379), (2703, 26805), (4505, 16083), (5361, 13515), (8109, 8935)]