156640281

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 263761920

約数和(自身を除く): 107121639

約数列:

[1, 3, 7, 21, 23, 29, 53, 69, 87, 159, 161, 203, 211, 371, 483, 609, 633, 667, 1113, 1219, 1477, 1537, 2001, 3657, 4431, 4611, 4669, 4853, 6119, 8533, 10759, 11183, 14007, 14559, 18357, 25599, 32277, 33549, 33971, 35351, 42833, 78281, 101913, 106053, 128499, 140737, 234843, 247457, 257209, 324307, 422211, 742371, 771627, 972921, 985159, 1800463, 2270149, 2955477, 5401389, 6810447, 7459061, 22377183, 52213427, 156640281]

約数ペア:

[(1, 156640281), (3, 52213427), (7, 22377183), (21, 7459061), (23, 6810447), (29, 5401389), (53, 2955477), (69, 2270149), (87, 1800463), (159, 985159), (161, 972921), (203, 771627), (211, 742371), (371, 422211), (483, 324307), (609, 257209), (633, 247457), (667, 234843), (1113, 140737), (1219, 128499), (1477, 106053), (1537, 101913), (2001, 78281), (3657, 42833), (4431, 35351), (4611, 33971), (4669, 33549), (4853, 32277), (6119, 25599), (8533, 18357), (10759, 14559), (11183, 14007)]