2017991535

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{587}}^1\times {\mathrm{1129}}^1$

素因数の和:1760

約数の個数: 64

約数和(自身を含む): 3827174400

約数和(自身を除く): 1809182865

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 587, 609, 1015, 1129, 1761, 2935, 3045, 3387, 4109, 5645, 7903, 8805, 12327, 16935, 17023, 20545, 23709, 32741, 39515, 51069, 61635, 85115, 98223, 118545, 119161, 163705, 229187, 255345, 357483, 491115, 595805, 662723, 687561, 1145935, 1787415, 1988169, 3313615, 3437805, 4639061, 9940845, 13917183, 19218967, 23195305, 57656901, 69585915, 96094835, 134532769, 288284505, 403598307, 672663845, 2017991535]

約数ペア:

[(1, 2017991535), (3, 672663845), (5, 403598307), (7, 288284505), (15, 134532769), (21, 96094835), (29, 69585915), (35, 57656901), (87, 23195305), (105, 19218967), (145, 13917183), (203, 9940845), (435, 4639061), (587, 3437805), (609, 3313615), (1015, 1988169), (1129, 1787415), (1761, 1145935), (2935, 687561), (3045, 662723), (3387, 595805), (4109, 491115), (5645, 357483), (7903, 255345), (8805, 229187), (12327, 163705), (16935, 119161), (17023, 118545), (20545, 98223), (23709, 85115), (32741, 61635), (39515, 51069)]