131489910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47129}}^1$

素因数の和:47173

約数の個数: 48

約数和(自身を含む): 352909440

約数和(自身を除く): 221419530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 47129, 94258, 141387, 235645, 282774, 424161, 471290, 706935, 848322, 1413870, 1460999, 2120805, 2921998, 4241610, 4382997, 7304995, 8765994, 13148991, 14609990, 21914985, 26297982, 43829970, 65744955, 131489910]

約数ペア:

[(1, 131489910), (2, 65744955), (3, 43829970), (5, 26297982), (6, 21914985), (9, 14609990), (10, 13148991), (15, 8765994), (18, 7304995), (30, 4382997), (31, 4241610), (45, 2921998), (62, 2120805), (90, 1460999), (93, 1413870), (155, 848322), (186, 706935), (279, 471290), (310, 424161), (465, 282774), (558, 235645), (930, 141387), (1395, 94258), (2790, 47129)]