89715677751

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{89897}}^1$

素因数の和:90021

約数の個数: 72

約数和(自身を含む): 157742941824

約数和(自身を除く): 68027264073

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 73, 93, 147, 217, 219, 279, 441, 511, 651, 657, 1519, 1533, 1953, 2263, 3577, 4557, 4599, 6789, 10731, 13671, 15841, 20367, 32193, 47523, 89897, 110887, 142569, 269691, 332661, 629279, 809073, 997983, 1887837, 2786807, 4404953, 5663511, 6562481, 8360421, 13214859, 19507649, 19687443, 25081263, 39644577, 45937367, 58522947, 59062329, 136553543, 137812101, 175568841, 203436911, 321561569, 409660629, 413436303, 610310733, 964684707, 1228981887, 1424058377, 1830932199, 2894054121, 4272175131, 9968408639, 12816525393, 29905225917, 89715677751]

約数ペア:

[(1, 89715677751), (3, 29905225917), (7, 12816525393), (9, 9968408639), (21, 4272175131), (31, 2894054121), (49, 1830932199), (63, 1424058377), (73, 1228981887), (93, 964684707), (147, 610310733), (217, 413436303), (219, 409660629), (279, 321561569), (441, 203436911), (511, 175568841), (651, 137812101), (657, 136553543), (1519, 59062329), (1533, 58522947), (1953, 45937367), (2263, 39644577), (3577, 25081263), (4557, 19687443), (4599, 19507649), (6789, 13214859), (10731, 8360421), (13671, 6562481), (15841, 5663511), (20367, 4404953), (32193, 2786807), (47523, 1887837), (89897, 997983), (110887, 809073), (142569, 629279), (269691, 332661)]