207845235

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 408565248

約数和(自身を除く): 200720013

約数列:

[1, 3, 5, 9, 13, 15, 31, 39, 45, 65, 73, 93, 117, 155, 157, 195, 219, 279, 365, 403, 465, 471, 585, 657, 785, 949, 1095, 1209, 1395, 1413, 2015, 2041, 2263, 2355, 2847, 3285, 3627, 4745, 4867, 6045, 6123, 6789, 7065, 8541, 10205, 11315, 11461, 14235, 14601, 18135, 18369, 20367, 24335, 29419, 30615, 33945, 34383, 42705, 43803, 57305, 63271, 73005, 88257, 91845, 101835, 103149, 147095, 148993, 171915, 189813, 219015, 264771, 316355, 355291, 441285, 446979, 515745, 569439, 744965, 949065, 1065873, 1323855, 1340937, 1776455, 2234895, 2847195, 3197619, 4618783, 5329365, 6704685, 13856349, 15988095, 23093915, 41569047, 69281745, 207845235]

約数ペア:

[(1, 207845235), (3, 69281745), (5, 41569047), (9, 23093915), (13, 15988095), (15, 13856349), (31, 6704685), (39, 5329365), (45, 4618783), (65, 3197619), (73, 2847195), (93, 2234895), (117, 1776455), (155, 1340937), (157, 1323855), (195, 1065873), (219, 949065), (279, 744965), (365, 569439), (403, 515745), (465, 446979), (471, 441285), (585, 355291), (657, 316355), (785, 264771), (949, 219015), (1095, 189813), (1209, 171915), (1395, 148993), (1413, 147095), (2015, 103149), (2041, 101835), (2263, 91845), (2355, 88257), (2847, 73005), (3285, 63271), (3627, 57305), (4745, 43803), (4867, 42705), (6045, 34383), (6123, 33945), (6789, 30615), (7065, 29419), (8541, 24335), (10205, 20367), (11315, 18369), (11461, 18135), (14235, 14601)]