207935207415

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18707621}}^1$

素因数の和:18707664

約数の個数: 48

約数和(自身を含む): 408574464480

約数和(自身を除く): 200639257065

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 3705, 11115, 18707621, 56122863, 93538105, 168368589, 243199073, 280614315, 355444799, 729597219, 841842945, 1066334397, 1215995365, 1777223995, 2188791657, 3199003191, 3647986095, 4620782387, 5331671985, 10943958285, 13862347161, 15995015955, 23103911935, 41587041483, 69311735805, 207935207415]

約数ペア:

[(1, 207935207415), (3, 69311735805), (5, 41587041483), (9, 23103911935), (13, 15995015955), (15, 13862347161), (19, 10943958285), (39, 5331671985), (45, 4620782387), (57, 3647986095), (65, 3199003191), (95, 2188791657), (117, 1777223995), (171, 1215995365), (195, 1066334397), (247, 841842945), (285, 729597219), (585, 355444799), (741, 280614315), (855, 243199073), (1235, 168368589), (2223, 93538105), (3705, 56122863), (11115, 18707621)]