15551272

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 34214400

約数和(自身を除く): 18663128

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 71, 76, 88, 131, 142, 152, 209, 262, 284, 418, 524, 568, 781, 836, 1048, 1349, 1441, 1562, 1672, 2489, 2698, 2882, 3124, 4978, 5396, 5764, 6248, 9301, 9956, 10792, 11528, 14839, 18602, 19912, 27379, 29678, 37204, 54758, 59356, 74408, 102311, 109516, 118712, 176719, 204622, 219032, 353438, 409244, 706876, 818488, 1413752, 1943909, 3887818, 7775636, 15551272]

約数ペア:

[(1, 15551272), (2, 7775636), (4, 3887818), (8, 1943909), (11, 1413752), (19, 818488), (22, 706876), (38, 409244), (44, 353438), (71, 219032), (76, 204622), (88, 176719), (131, 118712), (142, 109516), (152, 102311), (209, 74408), (262, 59356), (284, 54758), (418, 37204), (524, 29678), (568, 27379), (781, 19912), (836, 18602), (1048, 14839), (1349, 11528), (1441, 10792), (1562, 9956), (1672, 9301), (2489, 6248), (2698, 5764), (2882, 5396), (3124, 4978)]