39386368

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:763

約数の個数: 72

約数和(自身を含む): 92879360

約数和(自身を除く): 53492992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 709, 868, 896, 992, 1418, 1736, 1792, 1984, 2836, 3472, 3968, 4963, 5672, 6944, 7936, 9926, 11344, 13888, 19852, 21979, 22688, 27776, 39704, 43958, 45376, 55552, 79408, 87916, 90752, 153853, 158816, 175832, 181504, 307706, 317632, 351664, 615412, 635264, 703328, 1230824, 1270528, 1406656, 2461648, 2813312, 4923296, 5626624, 9846592, 19693184, 39386368]

約数ペア:

[(1, 39386368), (2, 19693184), (4, 9846592), (7, 5626624), (8, 4923296), (14, 2813312), (16, 2461648), (28, 1406656), (31, 1270528), (32, 1230824), (56, 703328), (62, 635264), (64, 615412), (112, 351664), (124, 317632), (128, 307706), (217, 181504), (224, 175832), (248, 158816), (256, 153853), (434, 90752), (448, 87916), (496, 79408), (709, 55552), (868, 45376), (896, 43958), (992, 39704), (1418, 27776), (1736, 22688), (1792, 21979), (1984, 19852), (2836, 13888), (3472, 11344), (3968, 9926), (4963, 7936), (5672, 6944)]