28305407985

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1\times {\mathrm{1913}}^1$

素因数の和:2402

約数の個数: 64

約数和(自身を含む): 48122553600

約数和(自身を除く): 19817145615

約数列:

[1, 3, 5, 15, 19, 57, 95, 193, 269, 285, 579, 807, 965, 1345, 1913, 2895, 3667, 4035, 5111, 5739, 9565, 11001, 15333, 18335, 25555, 28695, 36347, 51917, 55005, 76665, 109041, 155751, 181735, 259585, 369209, 514597, 545205, 778755, 986423, 1107627, 1543791, 1846045, 2572985, 2959269, 4932115, 5538135, 7014971, 7718955, 9777343, 14796345, 21044913, 29332029, 35074855, 48886715, 99317221, 105224565, 146660145, 297951663, 496586105, 1489758315, 1887027199, 5661081597, 9435135995, 28305407985]

約数ペア:

[(1, 28305407985), (3, 9435135995), (5, 5661081597), (15, 1887027199), (19, 1489758315), (57, 496586105), (95, 297951663), (193, 146660145), (269, 105224565), (285, 99317221), (579, 48886715), (807, 35074855), (965, 29332029), (1345, 21044913), (1913, 14796345), (2895, 9777343), (3667, 7718955), (4035, 7014971), (5111, 5538135), (5739, 4932115), (9565, 2959269), (11001, 2572985), (15333, 1846045), (18335, 1543791), (25555, 1107627), (28695, 986423), (36347, 778755), (51917, 545205), (55005, 514597), (76665, 369209), (109041, 259585), (155751, 181735)]