978013791

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{89}}^2\times {\mathrm{269}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 1557338400

約数和(自身を除く): 579324609

約数列:

[1, 3, 9, 17, 27, 51, 89, 153, 267, 269, 459, 801, 807, 1513, 2403, 2421, 4539, 4573, 7263, 7921, 13617, 13719, 23763, 23941, 40851, 41157, 71289, 71823, 123471, 134657, 213867, 215469, 403971, 406997, 646407, 1211913, 1220991, 2130749, 3635739, 3662973, 6392247, 10988919, 19176741, 36222733, 57530223, 108668199, 326004597, 978013791]

約数ペア:

[(1, 978013791), (3, 326004597), (9, 108668199), (17, 57530223), (27, 36222733), (51, 19176741), (89, 10988919), (153, 6392247), (267, 3662973), (269, 3635739), (459, 2130749), (801, 1220991), (807, 1211913), (1513, 646407), (2403, 406997), (2421, 403971), (4539, 215469), (4573, 213867), (7263, 134657), (7921, 123471), (13617, 71823), (13719, 71289), (23763, 41157), (23941, 40851)]