25219935

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2269}}^1$

素因数の和:2312

約数の個数: 48

約数和(自身を含む): 49576800

約数和(自身を除く): 24356865

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 2269, 3705, 6807, 11115, 11345, 20421, 29497, 34035, 43111, 88491, 102105, 129333, 147485, 215555, 265473, 387999, 442455, 560443, 646665, 1327365, 1681329, 1939995, 2802215, 5043987, 8406645, 25219935]

約数ペア:

[(1, 25219935), (3, 8406645), (5, 5043987), (9, 2802215), (13, 1939995), (15, 1681329), (19, 1327365), (39, 646665), (45, 560443), (57, 442455), (65, 387999), (95, 265473), (117, 215555), (171, 147485), (195, 129333), (247, 102105), (285, 88491), (585, 43111), (741, 34035), (855, 29497), (1235, 20421), (2223, 11345), (2269, 11115), (3705, 6807)]