621978082

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 1108857600

約数和(自身を除く): 486879518

約数列:

[1, 2, 11, 17, 22, 34, 61, 122, 137, 187, 199, 274, 374, 398, 671, 1037, 1342, 1507, 2074, 2189, 2329, 3014, 3383, 4378, 4658, 6766, 8357, 11407, 12139, 16714, 22814, 24278, 25619, 27263, 37213, 51238, 54526, 74426, 91927, 133529, 142069, 183854, 206363, 267058, 284138, 299893, 412726, 463471, 599786, 926942, 1562759, 1663043, 2269993, 3125518, 3326086, 4539986, 5098181, 10196362, 18293473, 28271731, 36586946, 56543462, 310989041, 621978082]

約数ペア:

[(1, 621978082), (2, 310989041), (11, 56543462), (17, 36586946), (22, 28271731), (34, 18293473), (61, 10196362), (122, 5098181), (137, 4539986), (187, 3326086), (199, 3125518), (274, 2269993), (374, 1663043), (398, 1562759), (671, 926942), (1037, 599786), (1342, 463471), (1507, 412726), (2074, 299893), (2189, 284138), (2329, 267058), (3014, 206363), (3383, 183854), (4378, 142069), (4658, 133529), (6766, 91927), (8357, 74426), (11407, 54526), (12139, 51238), (16714, 37213), (22814, 27263), (24278, 25619)]