2021986545

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{5227}}^1$

素因数の和:5330

約数の個数: 64

約数和(自身を含む): 3604559616

約数和(自身を除く): 1582573071

約数列:

[1, 3, 5, 15, 17, 37, 41, 51, 85, 111, 123, 185, 205, 255, 555, 615, 629, 697, 1517, 1887, 2091, 3145, 3485, 4551, 5227, 7585, 9435, 10455, 15681, 22755, 25789, 26135, 77367, 78405, 88859, 128945, 193399, 214307, 266577, 386835, 444295, 580197, 642921, 966995, 1071535, 1332885, 2900985, 3214605, 3287783, 3643219, 7929359, 9863349, 10929657, 16438915, 18216095, 23788077, 39646795, 49316745, 54648285, 118940385, 134799103, 404397309, 673995515, 2021986545]

約数ペア:

[(1, 2021986545), (3, 673995515), (5, 404397309), (15, 134799103), (17, 118940385), (37, 54648285), (41, 49316745), (51, 39646795), (85, 23788077), (111, 18216095), (123, 16438915), (185, 10929657), (205, 9863349), (255, 7929359), (555, 3643219), (615, 3287783), (629, 3214605), (697, 2900985), (1517, 1332885), (1887, 1071535), (2091, 966995), (3145, 642921), (3485, 580197), (4551, 444295), (5227, 386835), (7585, 266577), (9435, 214307), (10455, 193399), (15681, 128945), (22755, 88859), (25789, 78405), (26135, 77367)]