16256491461

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1223}}^1\times {\mathrm{2089}}^1$

素因数の和:3426

約数の個数: 48

約数和(自身を含む): 27136961280

約数和(自身を除く): 10880469819

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 1223, 2089, 2121, 3669, 6267, 6363, 8561, 11007, 14623, 18801, 25683, 43869, 77049, 123523, 131607, 210989, 370569, 632967, 864661, 1111707, 1476923, 1898901, 2554847, 2593983, 4430769, 7664541, 7781949, 13292307, 17883929, 22993623, 53651787, 160955361, 258039547, 774118641, 1806276829, 2322355923, 5418830487, 16256491461]

約数ペア:

[(1, 16256491461), (3, 5418830487), (7, 2322355923), (9, 1806276829), (21, 774118641), (63, 258039547), (101, 160955361), (303, 53651787), (707, 22993623), (909, 17883929), (1223, 13292307), (2089, 7781949), (2121, 7664541), (3669, 4430769), (6267, 2593983), (6363, 2554847), (8561, 1898901), (11007, 1476923), (14623, 1111707), (18801, 864661), (25683, 632967), (43869, 370569), (77049, 210989), (123523, 131607)]