521738685

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1097}}^1$

素因数の和:1395

約数の個数: 64

約数和(自身を含む): 1003484160

約数和(自身を除く): 481745475

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 271, 351, 585, 813, 1097, 1355, 1755, 2439, 3291, 3523, 4065, 5485, 7317, 9873, 10569, 12195, 14261, 16455, 17615, 29619, 31707, 36585, 42783, 49365, 52845, 71305, 95121, 128349, 148095, 158535, 213915, 297287, 385047, 475605, 641745, 891861, 1486435, 1925235, 2675583, 3864731, 4459305, 8026749, 11594193, 13377915, 19323655, 34782579, 40133745, 57970965, 104347737, 173912895, 521738685]

約数ペア:

[(1, 521738685), (3, 173912895), (5, 104347737), (9, 57970965), (13, 40133745), (15, 34782579), (27, 19323655), (39, 13377915), (45, 11594193), (65, 8026749), (117, 4459305), (135, 3864731), (195, 2675583), (271, 1925235), (351, 1486435), (585, 891861), (813, 641745), (1097, 475605), (1355, 385047), (1755, 297287), (2439, 213915), (3291, 158535), (3523, 148095), (4065, 128349), (5485, 95121), (7317, 71305), (9873, 52845), (10569, 49365), (12195, 42783), (14261, 36585), (16455, 31707), (17615, 29619)]