64729305

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 117121680

約数和(自身を除く): 52392375

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 193, 257, 261, 435, 579, 771, 965, 1285, 1305, 1737, 2313, 2895, 3855, 5597, 7453, 8685, 11565, 16791, 22359, 27985, 37265, 49601, 50373, 67077, 83955, 111795, 148803, 248005, 251865, 335385, 446409, 744015, 1438429, 2232045, 4315287, 7192145, 12945861, 21576435, 64729305]

約数ペア:

[(1, 64729305), (3, 21576435), (5, 12945861), (9, 7192145), (15, 4315287), (29, 2232045), (45, 1438429), (87, 744015), (145, 446409), (193, 335385), (257, 251865), (261, 248005), (435, 148803), (579, 111795), (771, 83955), (965, 67077), (1285, 50373), (1305, 49601), (1737, 37265), (2313, 27985), (2895, 22359), (3855, 16791), (5597, 11565), (7453, 8685)]