18850425

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 34575168

約数和(自身を除く): 15724743

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 73, 75, 165, 219, 275, 313, 365, 803, 825, 939, 1095, 1565, 1825, 2409, 3443, 4015, 4695, 5475, 7825, 10329, 12045, 17215, 20075, 22849, 23475, 51645, 60225, 68547, 86075, 114245, 251339, 258225, 342735, 571225, 754017, 1256695, 1713675, 3770085, 6283475, 18850425]

約数ペア:

[(1, 18850425), (3, 6283475), (5, 3770085), (11, 1713675), (15, 1256695), (25, 754017), (33, 571225), (55, 342735), (73, 258225), (75, 251339), (165, 114245), (219, 86075), (275, 68547), (313, 60225), (365, 51645), (803, 23475), (825, 22849), (939, 20075), (1095, 17215), (1565, 12045), (1825, 10329), (2409, 7825), (3443, 5475), (4015, 4695)]