51606009

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 95464512

約数和(自身を除く): 43858503

約数列:

[1, 3, 7, 9, 13, 21, 37, 39, 63, 91, 111, 117, 131, 169, 259, 273, 333, 393, 481, 507, 777, 819, 917, 1179, 1183, 1443, 1521, 1703, 2331, 2751, 3367, 3549, 4329, 4847, 5109, 6253, 8253, 10101, 10647, 11921, 14541, 15327, 18759, 22139, 30303, 33929, 35763, 43623, 43771, 56277, 63011, 66417, 101787, 107289, 131313, 154973, 189033, 199251, 305361, 393939, 441077, 464919, 567099, 819143, 1323231, 1394757, 2457429, 3969693, 5734001, 7372287, 17202003, 51606009]

約数ペア:

[(1, 51606009), (3, 17202003), (7, 7372287), (9, 5734001), (13, 3969693), (21, 2457429), (37, 1394757), (39, 1323231), (63, 819143), (91, 567099), (111, 464919), (117, 441077), (131, 393939), (169, 305361), (259, 199251), (273, 189033), (333, 154973), (393, 131313), (481, 107289), (507, 101787), (777, 66417), (819, 63011), (917, 56277), (1179, 43771), (1183, 43623), (1443, 35763), (1521, 33929), (1703, 30303), (2331, 22139), (2751, 18759), (3367, 15327), (3549, 14541), (4329, 11921), (4847, 10647), (5109, 10101), (6253, 8253)]