641732

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 48

約数和(自身を含む): 1448832

約数和(自身を除く): 807100

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 43, 52, 82, 86, 91, 164, 172, 182, 287, 301, 364, 533, 559, 574, 602, 1066, 1118, 1148, 1204, 1763, 2132, 2236, 3526, 3731, 3913, 7052, 7462, 7826, 12341, 14924, 15652, 22919, 24682, 45838, 49364, 91676, 160433, 320866, 641732]

約数ペア:

[(1, 641732), (2, 320866), (4, 160433), (7, 91676), (13, 49364), (14, 45838), (26, 24682), (28, 22919), (41, 15652), (43, 14924), (52, 12341), (82, 7826), (86, 7462), (91, 7052), (164, 3913), (172, 3731), (182, 3526), (287, 2236), (301, 2132), (364, 1763), (533, 1204), (559, 1148), (574, 1118), (602, 1066)]