1318249955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:920

約数の個数: 64

約数和(自身を含む): 1923626880

約数和(自身を除く): 605376925

約数列:

[1, 5, 11, 17, 29, 55, 61, 85, 145, 187, 305, 319, 493, 671, 797, 935, 1037, 1595, 1769, 2465, 3355, 3985, 5185, 5423, 8767, 8845, 11407, 13549, 19459, 23113, 27115, 30073, 43835, 48617, 57035, 67745, 97295, 115565, 149039, 150365, 243085, 254243, 330803, 392921, 534787, 745195, 826489, 1271215, 1409893, 1654015, 1964605, 2673935, 4132445, 4322131, 7049465, 9091379, 15508823, 21610655, 23968181, 45456895, 77544115, 119840905, 263649991, 1318249955]

約数ペア:

[(1, 1318249955), (5, 263649991), (11, 119840905), (17, 77544115), (29, 45456895), (55, 23968181), (61, 21610655), (85, 15508823), (145, 9091379), (187, 7049465), (305, 4322131), (319, 4132445), (493, 2673935), (671, 1964605), (797, 1654015), (935, 1409893), (1037, 1271215), (1595, 826489), (1769, 745195), (2465, 534787), (3355, 392921), (3985, 330803), (5185, 254243), (5423, 243085), (8767, 150365), (8845, 149039), (11407, 115565), (13549, 97295), (19459, 67745), (23113, 57035), (27115, 48617), (30073, 43835)]