2858895

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 5564832

約数和(自身を除く): 2705937

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 181, 195, 243, 351, 405, 543, 585, 905, 1053, 1215, 1629, 1755, 2353, 2715, 3159, 4887, 5265, 7059, 8145, 11765, 14661, 15795, 21177, 24435, 35295, 43983, 63531, 73305, 105885, 190593, 219915, 317655, 571779, 952965, 2858895]

約数ペア:

[(1, 2858895), (3, 952965), (5, 571779), (9, 317655), (13, 219915), (15, 190593), (27, 105885), (39, 73305), (45, 63531), (65, 43983), (81, 35295), (117, 24435), (135, 21177), (181, 15795), (195, 14661), (243, 11765), (351, 8145), (405, 7059), (543, 5265), (585, 4887), (905, 3159), (1053, 2715), (1215, 2353), (1629, 1755)]