989153024

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1361}}^1$

素因数の和:1561

約数の個数: 72

約数和(自身を含む): 2104649568

約数和(自身を除く): 1115496544

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 167, 256, 272, 334, 544, 668, 1088, 1336, 1361, 2176, 2672, 2722, 2839, 4352, 5344, 5444, 5678, 10688, 10888, 11356, 21376, 21776, 22712, 23137, 42752, 43552, 45424, 46274, 87104, 90848, 92548, 174208, 181696, 185096, 227287, 348416, 363392, 370192, 454574, 726784, 740384, 909148, 1480768, 1818296, 2961536, 3636592, 3863879, 5923072, 7273184, 7727758, 14546368, 15455516, 29092736, 30911032, 58185472, 61822064, 123644128, 247288256, 494576512, 989153024]

約数ペア:

[(1, 989153024), (2, 494576512), (4, 247288256), (8, 123644128), (16, 61822064), (17, 58185472), (32, 30911032), (34, 29092736), (64, 15455516), (68, 14546368), (128, 7727758), (136, 7273184), (167, 5923072), (256, 3863879), (272, 3636592), (334, 2961536), (544, 1818296), (668, 1480768), (1088, 909148), (1336, 740384), (1361, 726784), (2176, 454574), (2672, 370192), (2722, 363392), (2839, 348416), (4352, 227287), (5344, 185096), (5444, 181696), (5678, 174208), (10688, 92548), (10888, 90848), (11356, 87104), (21376, 46274), (21776, 45424), (22712, 43552), (23137, 42752)]