279563270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{128831}}^1$

素因数の和:128876

約数の個数: 32

約数和(自身を含む): 593657856

約数和(自身を除く): 314094586

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 128831, 257662, 644155, 901817, 1288310, 1803634, 3993761, 4509085, 7987522, 9018170, 19968805, 27956327, 39937610, 55912654, 139781635, 279563270]

約数ペア:

[(1, 279563270), (2, 139781635), (5, 55912654), (7, 39937610), (10, 27956327), (14, 19968805), (31, 9018170), (35, 7987522), (62, 4509085), (70, 3993761), (155, 1803634), (217, 1288310), (310, 901817), (434, 644155), (1085, 257662), (2170, 128831)]