7254178945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{383}}^1\times {\mathrm{1381}}^1$

素因数の和:1993

約数の個数: 32

約数和(自身を含む): 9450491904

約数和(自身を除く): 2196312959

約数列:

[1, 5, 13, 65, 211, 383, 1055, 1381, 1915, 2743, 4979, 6905, 13715, 17953, 24895, 80813, 89765, 291391, 404065, 528923, 1050569, 1456955, 2644615, 3788083, 5252845, 6875999, 18940415, 34379995, 111602753, 558013765, 1450835789, 7254178945]

約数ペア:

[(1, 7254178945), (5, 1450835789), (13, 558013765), (65, 111602753), (211, 34379995), (383, 18940415), (1055, 6875999), (1381, 5252845), (1915, 3788083), (2743, 2644615), (4979, 1456955), (6905, 1050569), (13715, 528923), (17953, 404065), (24895, 291391), (80813, 89765)]