55991565

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 114884640

約数和(自身を除く): 58893075

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 67, 105, 147, 201, 245, 315, 335, 379, 441, 469, 603, 735, 1005, 1137, 1407, 1895, 2205, 2345, 2653, 3015, 3283, 3411, 4221, 5685, 7035, 7959, 9849, 13265, 16415, 17055, 18571, 21105, 23877, 25393, 29547, 39795, 49245, 55713, 76179, 92855, 119385, 126965, 147735, 167139, 177751, 228537, 278565, 380895, 533253, 835695, 888755, 1142685, 1244257, 1599759, 2666265, 3732771, 6221285, 7998795, 11198313, 18663855, 55991565]

約数ペア:

[(1, 55991565), (3, 18663855), (5, 11198313), (7, 7998795), (9, 6221285), (15, 3732771), (21, 2666265), (35, 1599759), (45, 1244257), (49, 1142685), (63, 888755), (67, 835695), (105, 533253), (147, 380895), (201, 278565), (245, 228537), (315, 177751), (335, 167139), (379, 147735), (441, 126965), (469, 119385), (603, 92855), (735, 76179), (1005, 55713), (1137, 49245), (1407, 39795), (1895, 29547), (2205, 25393), (2345, 23877), (2653, 21105), (3015, 18571), (3283, 17055), (3411, 16415), (4221, 13265), (5685, 9849), (7035, 7959)]