25278318

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{4001}}^1$

素因数の和:4031

約数の個数: 48

約数和(自身を含む): 61182576

約数和(自身を除く): 35904258

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 1053, 2106, 3159, 4001, 6318, 8002, 12003, 24006, 36009, 52013, 72018, 104026, 108027, 156039, 216054, 312078, 324081, 468117, 648162, 936234, 972243, 1404351, 1944486, 2808702, 4213053, 8426106, 12639159, 25278318]

約数ペア:

[(1, 25278318), (2, 12639159), (3, 8426106), (6, 4213053), (9, 2808702), (13, 1944486), (18, 1404351), (26, 972243), (27, 936234), (39, 648162), (54, 468117), (78, 324081), (81, 312078), (117, 216054), (162, 156039), (234, 108027), (243, 104026), (351, 72018), (486, 52013), (702, 36009), (1053, 24006), (2106, 12003), (3159, 8002), (4001, 6318)]