65202921

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 115568640

約数和(自身を除く): 50365719

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 71, 113, 129, 189, 213, 301, 339, 387, 497, 639, 791, 903, 1017, 1161, 1491, 1917, 2373, 2709, 3051, 3053, 4473, 4859, 7119, 8023, 8127, 9159, 13419, 14577, 21357, 21371, 24069, 27477, 34013, 43731, 56161, 64113, 72207, 82431, 102039, 131193, 168483, 192339, 216621, 306117, 344989, 505449, 577017, 918351, 1034967, 1516347, 2414923, 3104901, 7244769, 9314703, 21734307, 65202921]

約数ペア:

[(1, 65202921), (3, 21734307), (7, 9314703), (9, 7244769), (21, 3104901), (27, 2414923), (43, 1516347), (63, 1034967), (71, 918351), (113, 577017), (129, 505449), (189, 344989), (213, 306117), (301, 216621), (339, 192339), (387, 168483), (497, 131193), (639, 102039), (791, 82431), (903, 72207), (1017, 64113), (1161, 56161), (1491, 43731), (1917, 34013), (2373, 27477), (2709, 24069), (3051, 21371), (3053, 21357), (4473, 14577), (4859, 13419), (7119, 9159), (8023, 8127)]