7808781036

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{388961}}^1$

素因数の和:389214

約数の個数: 48

約数和(自身を含む): 20910597120

約数和(自身を除く): 13101816084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 239, 478, 717, 956, 1434, 1673, 2868, 3346, 5019, 6692, 10038, 20076, 388961, 777922, 1166883, 1555844, 2333766, 2722727, 4667532, 5445454, 8168181, 10890908, 16336362, 32672724, 92961679, 185923358, 278885037, 371846716, 557770074, 650731753, 1115540148, 1301463506, 1952195259, 2602927012, 3904390518, 7808781036]

約数ペア:

[(1, 7808781036), (2, 3904390518), (3, 2602927012), (4, 1952195259), (6, 1301463506), (7, 1115540148), (12, 650731753), (14, 557770074), (21, 371846716), (28, 278885037), (42, 185923358), (84, 92961679), (239, 32672724), (478, 16336362), (717, 10890908), (956, 8168181), (1434, 5445454), (1673, 4667532), (2868, 2722727), (3346, 2333766), (5019, 1555844), (6692, 1166883), (10038, 777922), (20076, 388961)]