213126688

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{977}}^1$

素因数の和:1405

約数の個数: 48

約数和(自身を含む): 445838904

約数和(自身を除く): 232712216

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 401, 544, 802, 977, 1604, 1954, 3208, 3908, 6416, 6817, 7816, 12832, 13634, 15632, 16609, 27268, 31264, 33218, 54536, 66436, 109072, 132872, 218144, 265744, 391777, 531488, 783554, 1567108, 3134216, 6268432, 6660209, 12536864, 13320418, 26640836, 53281672, 106563344, 213126688]

約数ペア:

[(1, 213126688), (2, 106563344), (4, 53281672), (8, 26640836), (16, 13320418), (17, 12536864), (32, 6660209), (34, 6268432), (68, 3134216), (136, 1567108), (272, 783554), (401, 531488), (544, 391777), (802, 265744), (977, 218144), (1604, 132872), (1954, 109072), (3208, 66436), (3908, 54536), (6416, 33218), (6817, 31264), (7816, 27268), (12832, 16609), (13634, 15632)]