89891613

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 80

約数和(自身を含む): 164203776

約数和(自身を除く): 74312163

約数列:

[1, 3, 7, 9, 21, 23, 27, 61, 63, 69, 81, 113, 161, 183, 189, 207, 339, 427, 483, 549, 567, 621, 791, 1017, 1281, 1403, 1449, 1647, 1863, 2373, 2599, 3051, 3843, 4209, 4347, 4941, 6893, 7119, 7797, 9153, 9821, 11529, 12627, 13041, 18193, 20679, 21357, 23391, 29463, 34587, 37881, 48251, 54579, 62037, 64071, 70173, 88389, 113643, 144753, 158539, 163737, 186111, 210519, 265167, 434259, 475617, 491211, 558333, 795501, 1109773, 1302777, 1426851, 1473633, 3329319, 3908331, 4280553, 9987957, 12841659, 29963871, 89891613]

約数ペア:

[(1, 89891613), (3, 29963871), (7, 12841659), (9, 9987957), (21, 4280553), (23, 3908331), (27, 3329319), (61, 1473633), (63, 1426851), (69, 1302777), (81, 1109773), (113, 795501), (161, 558333), (183, 491211), (189, 475617), (207, 434259), (339, 265167), (427, 210519), (483, 186111), (549, 163737), (567, 158539), (621, 144753), (791, 113643), (1017, 88389), (1281, 70173), (1403, 64071), (1449, 62037), (1647, 54579), (1863, 48251), (2373, 37881), (2599, 34587), (3051, 29463), (3843, 23391), (4209, 21357), (4347, 20679), (4941, 18193), (6893, 13041), (7119, 12627), (7797, 11529), (9153, 9821)]