71999577

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 119462400

約数和(自身を除く): 47462823

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 169, 279, 351, 403, 507, 509, 837, 1209, 1521, 1527, 3627, 4563, 4581, 5239, 6617, 10881, 13743, 15717, 15779, 19851, 47151, 47337, 59553, 86021, 141453, 142011, 178659, 205127, 258063, 426033, 615381, 774189, 1846143, 2322567, 2666651, 5538429, 7999953, 23999859, 71999577]

約数ペア:

[(1, 71999577), (3, 23999859), (9, 7999953), (13, 5538429), (27, 2666651), (31, 2322567), (39, 1846143), (93, 774189), (117, 615381), (169, 426033), (279, 258063), (351, 205127), (403, 178659), (507, 142011), (509, 141453), (837, 86021), (1209, 59553), (1521, 47337), (1527, 47151), (3627, 19851), (4563, 15779), (4581, 15717), (5239, 13743), (6617, 10881)]