208169216

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1543}}^1$

素因数の和:1607

約数の個数: 72

約数和(自身を含む): 454454784

約数和(自身を除く): 246285568

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 128, 136, 248, 256, 272, 496, 527, 544, 992, 1054, 1088, 1543, 1984, 2108, 2176, 3086, 3968, 4216, 4352, 6172, 7936, 8432, 12344, 16864, 24688, 26231, 33728, 47833, 49376, 52462, 67456, 95666, 98752, 104924, 134912, 191332, 197504, 209848, 382664, 395008, 419696, 765328, 813161, 839392, 1530656, 1626322, 1678784, 3061312, 3252644, 3357568, 6122624, 6505288, 6715136, 12245248, 13010576, 26021152, 52042304, 104084608, 208169216]

約数ペア:

[(1, 208169216), (2, 104084608), (4, 52042304), (8, 26021152), (16, 13010576), (17, 12245248), (31, 6715136), (32, 6505288), (34, 6122624), (62, 3357568), (64, 3252644), (68, 3061312), (124, 1678784), (128, 1626322), (136, 1530656), (248, 839392), (256, 813161), (272, 765328), (496, 419696), (527, 395008), (544, 382664), (992, 209848), (1054, 197504), (1088, 191332), (1543, 134912), (1984, 104924), (2108, 98752), (2176, 95666), (3086, 67456), (3968, 52462), (4216, 49376), (4352, 47833), (6172, 33728), (7936, 26231), (8432, 24688), (12344, 16864)]