28438144

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1867}}^1$

素因数の和:1905

約数の個数: 64

約数和(自身を含む): 68592960

約数和(自身を除く): 40154816

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 272, 448, 476, 544, 896, 952, 1088, 1867, 1904, 2176, 3734, 3808, 7468, 7616, 13069, 14936, 15232, 26138, 29872, 31739, 52276, 59744, 63478, 104552, 119488, 126956, 209104, 222173, 238976, 253912, 418208, 444346, 507824, 836416, 888692, 1015648, 1672832, 1777384, 2031296, 3554768, 4062592, 7109536, 14219072, 28438144]

約数ペア:

[(1, 28438144), (2, 14219072), (4, 7109536), (7, 4062592), (8, 3554768), (14, 2031296), (16, 1777384), (17, 1672832), (28, 1015648), (32, 888692), (34, 836416), (56, 507824), (64, 444346), (68, 418208), (112, 253912), (119, 238976), (128, 222173), (136, 209104), (224, 126956), (238, 119488), (272, 104552), (448, 63478), (476, 59744), (544, 52276), (896, 31739), (952, 29872), (1088, 26138), (1867, 15232), (1904, 14936), (2176, 13069), (3734, 7616), (3808, 7468)]