38941448

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{359}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 90720000

約数和(自身を除く): 51778552

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 149, 182, 298, 359, 364, 596, 718, 728, 1043, 1192, 1436, 1937, 2086, 2513, 2872, 3874, 4172, 4667, 5026, 7748, 8344, 9334, 10052, 13559, 15496, 18668, 20104, 27118, 32669, 37336, 53491, 54236, 65338, 106982, 108472, 130676, 213964, 261352, 374437, 427928, 695383, 748874, 1390766, 1497748, 2781532, 2995496, 4867681, 5563064, 9735362, 19470724, 38941448]

約数ペア:

[(1, 38941448), (2, 19470724), (4, 9735362), (7, 5563064), (8, 4867681), (13, 2995496), (14, 2781532), (26, 1497748), (28, 1390766), (52, 748874), (56, 695383), (91, 427928), (104, 374437), (149, 261352), (182, 213964), (298, 130676), (359, 108472), (364, 106982), (596, 65338), (718, 54236), (728, 53491), (1043, 37336), (1192, 32669), (1436, 27118), (1937, 20104), (2086, 18668), (2513, 15496), (2872, 13559), (3874, 10052), (4172, 9334), (4667, 8344), (5026, 7748)]