78704055

素因数分解:

$3^5\times 5^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 142606464

約数和(自身を除く): 63902409

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 211, 243, 307, 405, 633, 921, 1055, 1215, 1535, 1899, 2763, 3165, 4605, 5697, 8289, 9495, 13815, 17091, 24867, 28485, 41445, 51273, 64777, 74601, 85455, 124335, 194331, 256365, 323885, 373005, 582993, 971655, 1748979, 2914965, 5246937, 8744895, 15740811, 26234685, 78704055]

約数ペア:

[(1, 78704055), (3, 26234685), (5, 15740811), (9, 8744895), (15, 5246937), (27, 2914965), (45, 1748979), (81, 971655), (135, 582993), (211, 373005), (243, 323885), (307, 256365), (405, 194331), (633, 124335), (921, 85455), (1055, 74601), (1215, 64777), (1535, 51273), (1899, 41445), (2763, 28485), (3165, 24867), (4605, 17091), (5697, 13815), (8289, 9495)]