221117792

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4549}}^1$

素因数の和:4604

約数の個数: 72

約数和(自身を含む): 522849600

約数和(自身を除く): 301731808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 392, 434, 496, 784, 868, 992, 1519, 1568, 1736, 3038, 3472, 4549, 6076, 6944, 9098, 12152, 18196, 24304, 31843, 36392, 48608, 63686, 72784, 127372, 141019, 145568, 222901, 254744, 282038, 445802, 509488, 564076, 891604, 987133, 1018976, 1128152, 1783208, 1974266, 2256304, 3566416, 3948532, 4512608, 6909931, 7132832, 7897064, 13819862, 15794128, 27639724, 31588256, 55279448, 110558896, 221117792]

約数ペア:

[(1, 221117792), (2, 110558896), (4, 55279448), (7, 31588256), (8, 27639724), (14, 15794128), (16, 13819862), (28, 7897064), (31, 7132832), (32, 6909931), (49, 4512608), (56, 3948532), (62, 3566416), (98, 2256304), (112, 1974266), (124, 1783208), (196, 1128152), (217, 1018976), (224, 987133), (248, 891604), (392, 564076), (434, 509488), (496, 445802), (784, 282038), (868, 254744), (992, 222901), (1519, 145568), (1568, 141019), (1736, 127372), (3038, 72784), (3472, 63686), (4549, 48608), (6076, 36392), (6944, 31843), (9098, 24304), (12152, 18196)]