172324568

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{647}}^1$

素因数の和:876

約数の個数: 48

約数和(自身を含む): 352194480

約数和(自身を除く): 179869912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 197, 338, 394, 647, 676, 788, 1294, 1352, 1576, 2561, 2588, 5122, 5176, 8411, 10244, 16822, 20488, 33293, 33644, 66586, 67288, 109343, 127459, 133172, 218686, 254918, 266344, 437372, 509836, 874744, 1019672, 1656967, 3313934, 6627868, 13255736, 21540571, 43081142, 86162284, 172324568]

約数ペア:

[(1, 172324568), (2, 86162284), (4, 43081142), (8, 21540571), (13, 13255736), (26, 6627868), (52, 3313934), (104, 1656967), (169, 1019672), (197, 874744), (338, 509836), (394, 437372), (647, 266344), (676, 254918), (788, 218686), (1294, 133172), (1352, 127459), (1576, 109343), (2561, 67288), (2588, 66586), (5122, 33644), (5176, 33293), (8411, 20488), (10244, 16822)]