289795636

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 558283264

約数和(自身を除く): 268487628

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 223, 268, 373, 446, 746, 871, 892, 1492, 1742, 2899, 3484, 4849, 5798, 9698, 11596, 14941, 19396, 24991, 29882, 49982, 59764, 83179, 99964, 166358, 194233, 324883, 332716, 388466, 649766, 776932, 1081327, 1299532, 2162654, 4325308, 5572993, 11145986, 22291972, 72448909, 144897818, 289795636]

約数ペア:

[(1, 289795636), (2, 144897818), (4, 72448909), (13, 22291972), (26, 11145986), (52, 5572993), (67, 4325308), (134, 2162654), (223, 1299532), (268, 1081327), (373, 776932), (446, 649766), (746, 388466), (871, 332716), (892, 324883), (1492, 194233), (1742, 166358), (2899, 99964), (3484, 83179), (4849, 59764), (5798, 49982), (9698, 29882), (11596, 24991), (14941, 19396)]