201551116

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{431}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 421412544

約数和(自身を除く): 219861428

約数列:

[1, 2, 4, 13, 17, 23, 26, 34, 46, 52, 68, 92, 221, 299, 391, 431, 442, 529, 598, 782, 862, 884, 1058, 1196, 1564, 1724, 2116, 5083, 5603, 6877, 7327, 8993, 9913, 10166, 11206, 13754, 14654, 17986, 19826, 20332, 22412, 27508, 29308, 35972, 39652, 95251, 116909, 128869, 168521, 190502, 227999, 233818, 257738, 337042, 381004, 455998, 467636, 515476, 674084, 911996, 2190773, 2963987, 3875983, 4381546, 5927974, 7751966, 8763092, 11855948, 15503932, 50387779, 100775558, 201551116]

約数ペア:

[(1, 201551116), (2, 100775558), (4, 50387779), (13, 15503932), (17, 11855948), (23, 8763092), (26, 7751966), (34, 5927974), (46, 4381546), (52, 3875983), (68, 2963987), (92, 2190773), (221, 911996), (299, 674084), (391, 515476), (431, 467636), (442, 455998), (529, 381004), (598, 337042), (782, 257738), (862, 233818), (884, 227999), (1058, 190502), (1196, 168521), (1564, 128869), (1724, 116909), (2116, 95251), (5083, 39652), (5603, 35972), (6877, 29308), (7327, 27508), (8993, 22412), (9913, 20332), (10166, 19826), (11206, 17986), (13754, 14654)]