16371225

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 32836440

約数和(自身を除く): 16465215

約数列:

[1, 3, 5, 9, 13, 15, 25, 29, 39, 45, 65, 75, 87, 117, 145, 193, 195, 225, 261, 325, 377, 435, 579, 585, 725, 965, 975, 1131, 1305, 1737, 1885, 2175, 2509, 2895, 2925, 3393, 4825, 5597, 5655, 6525, 7527, 8685, 9425, 12545, 14475, 16791, 16965, 22581, 27985, 28275, 37635, 43425, 50373, 62725, 72761, 83955, 84825, 112905, 139925, 188175, 218283, 251865, 363805, 419775, 564525, 654849, 1091415, 1259325, 1819025, 3274245, 5457075, 16371225]

約数ペア:

[(1, 16371225), (3, 5457075), (5, 3274245), (9, 1819025), (13, 1259325), (15, 1091415), (25, 654849), (29, 564525), (39, 419775), (45, 363805), (65, 251865), (75, 218283), (87, 188175), (117, 139925), (145, 112905), (193, 84825), (195, 83955), (225, 72761), (261, 62725), (325, 50373), (377, 43425), (435, 37635), (579, 28275), (585, 27985), (725, 22581), (965, 16965), (975, 16791), (1131, 14475), (1305, 12545), (1737, 9425), (1885, 8685), (2175, 7527), (2509, 6525), (2895, 5655), (2925, 5597), (3393, 4825)]